[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"catalog-intra-lighting-light-and-wellbeing":3,"$f54gFciXR1FznWJVNft3TqcXl0B8GYbPbga8lnvghe78":229},{"id":4,"title":5,"slug":6,"image":7,"source":8,"brand_name":9,"brand":10,"brand_slug":11,"file_size":12,"pages":13,"pages_count":224,"matched_pages":225,"match_count":226,"two_pages":227,"show_text":228},20954,"Light & Wellbeing","intra-lighting-light-and-wellbeing","\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.1.png","http:\u002F\u002F127.0.0.1:8000\u002Fprivate\u002Ffiles\u002Fae\u002F85b476f6264a2ce2835ca40782fc94-28cb39460f.pdf","Intra Lighting",1536,"intra-lighting","14.0 MB",[14,17,21,25,29,33,37,41,45,49,53,57,61,65,69,73,77,81,85,89,93,97,101,105,109,113,117,121,125,129,133,137,141,145,149,153,157,161,165,169,173,177,181,185,189,193,197,201,205,209,213,217,221],{"image":7,"text":15,"number":16},"Light & Wellbeing\nT H E  E F F E C T  O F  L I G H T  O N  H U M A N\n",1,{"image":18,"text":19,"number":20},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.2.png","2\nRhythms  \nof nature\nIn nature, all processes have their own rhythm. The rotation of \nthe earth around its axis determines the rhythm of day and night, \nthe rotation of the Earth around the Sun, the rhythm of the seasons. \n \nAnd the rhythm of nature has a big impact on the rhythm of \nhuman life.\n2\nL I G H T  &  W E L L - B E I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",2,{"image":22,"text":23,"number":24},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.3.png","3\nHuman evolution \nis influenced by \nlight\nLight played a fundamental role in evolution, civilizations \nrevolved around daylight.\nOur ancestors didn’t have artificial lighting. They adapted their \nbiological clock to the rhythm of day and night. But with \nelectricity our working and living patterns have changed.\nWe’ve become hugely dependent on artificial light – to the \ndetriment of our physical and psychological health, and our \noverall productivity.\nA U S T R A L O P I T H E C U S\n4  M I L L I O N  Y E A R S  A G O\nH O M O  E R E C T U S\n1 . 8  T O  1 . 5  M I L L I O N\nY E A R S  A G O\nH O M O  N E A R D E N T H A L E N S I S\n1 2 0 0  T O  1 6 0 0  C C\nH O M O  S A P I E N S\n1 . 6  M I L L I O N  Y E A R S  A G O\nT O D A Y\nH O M O  H A B I L I S\n2 . 5  T O  1 . 4  M I L L I O N\nY E A R S  A G O\nI N D O O R  G E N E R A T I O N\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",3,{"image":26,"text":27,"number":28},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.4.png","4\nWe spend 90% \nindoors\nThe man of the 21st century lives a life that diverges \nconsiderably from natural rhythms. We have become \nan \nindoor \ngeneration, \nwhere \noffices, \nschools \nand \nespecially homes, where we spend most of our time, \nneed to become healthier.\nBesides air quality, lack of daylight is becoming a problem, \nand there is no substitute for daylight. Daylight is rich in \nthe spectrum to which the non-visual system is most \nsensitive. If we do not receive enough daylight during the \nday, the quality of our sleep is poor, and we wake up tired and \nlacking energy and motivation, so daily sun exposure is vital.\n9 0 %  E U R O P E\nT I M E  S P E N T  I N D O O R :\n9 9 %  U A E\n9 3 %  U S A\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",4,{"image":30,"text":31,"number":32},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.5.png","5\nKey areas\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nThe impact of light on human\n06\nThe power of daylight\n31\n",5,{"image":34,"text":35,"number":36},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.6.png","6\nThe impact of \nlight on human\nLight is one of the \nbiggest influences on \nthe circadian rhythm\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",6,{"image":38,"text":39,"number":40},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.7.png","7\nGood light is essential for recognition of visual tasks. It promotes \nvisual performance and enhances visual comfort, which is \nimportant for unimpaired vision. Too much light, glare and not \nenough light can be harmful.\nVisual light effect\nLight intensifies our emotions. Daylight and artificial lighting \ncast architecture and the workplace environment in the right light, \nmake for atmosphere and a sense of wellbeing.\nEmotional light effect\nLight importantly affects human circadian rhythms, sleep and \nmood. It regulates waking and sleeping phases and has a major \ninfluence on health and performance. During a day it should be \nstimulating, whereas in the evening  it should be calming.\nBiological effect\nEffects of light on humans\n04\n03\n02\n01\nL I G H T  &  W E L L - B E I N G\n",7,{"image":42,"text":43,"number":44},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.8.png","8\nOur body clock \ntakes its cue \nfrom daylight\nDaylight has always been our natural stimulator and affects our \npsychophysical capabilities, sleep quality and general \nhealth.\nLight has a significant impact and is one of the biggest \ninfluences on the circadian rhythm.\nThe most important signal that aligns the internal day to the \nexternal world is light, and especially light at sunrise and sunset.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",8,{"image":46,"text":47,"number":48},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.9.png","9\nCircadian rhythm\nThe human circadian rhythm regulates a 24-hour cycle of \nsleep, wake, hunger, alertness, hormone release, and \nbody temperature.\nWhen synchronized, it keeps each person healthy. When \ndesynchronized, it impacts health and well-being, leading to \nhigher rates of obesity, diabetes, heart attacks, and cancer.\nC A R C A D I A N\nR H Y T H M\n2 : 0 0\nD E E P E S T\nS L E E P\n4 : 3 0\nL O W E S T  B O D Y\nT E M P E R A T U R E\n6 : 4 5\nS H A R P E S T  B L O O D\nP R E S S U R E  R I S E\n7 : 3 0\nM E L A T O N I N\nS E C R E T I O N  S T O P S\n1 0 : 0 0\nH I G H E S T\nA L E R T N E S S\n1 4 : 3 0\nB E S T\nC O O R D I N A T I O N\n1 5 : 3 0\nF A S T E S T\nR E A C T I O N  T I M E\n1 8 : 3 0\nH I G H E S T  B L O O D\nP R E S S U R E\n1 9 : 0 0\nH I G H E S T  B O D Y\nT E M P E R A T U R E\n2 1 : 0 0\nM E L A T O N I N\nS E C R E T I O N\nS T A R T S\n1 7 : 0 0\nB E S T  M U S L E  S T E N G H T  A N D\nC A R D I O V A S C U L A R  E F F I C I E N C Y\n1 2 : 0 0\n6 : 0 0\n1 8 : 0 0\n2 4 : 0 0\nSource: Satchin Panda, The Circadian Code\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",9,{"image":50,"text":51,"number":52},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.10.png","10\nC A R C A D I A N\nR H Y T H M\n1 2 : 0 0\n6 : 0 0\n1 8 : 0 0\n2 4 : 0 0\n( D A Y ) L I G H T\nS L E E P\nA C T I V I T Y\nF O O D\n• No bright light 2-3 h before bed\n• 8 hours, in complete darkness\n• Eat within 8-11 hour period \n• Avoid eating 1 hour after waking\n   up & 2-3 hours before bedtime\n• > 30 min of daylight\u002Fday\n• > 30 min of activity\u002Fday\nSource: Satchin Panda, The Circadian Code\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",10,{"image":54,"text":55,"number":56},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.11.png","11\nCircadian rhythm \ndisruption\nCircadian rhythm disruption has been linked to a variety of \ndiseases. The main disruptors of our circadian rhythm are light \nand food. Night shift work and jet lag are also linked to \ncircadian rhythm disruption.\nLight can confuse our biological clock with light from electronic \ndevices and illumination at night or not enough blue light during \nthe day.\nFood at the wrong time can break the metabolic balance in our \nbodies.\nADHD\nSAD\nPTSD\nCANCER\nSTROKE\nANXIETY\nMIGRAINE\nSEIZURE\nASTHMA\nMALARIA\nINSOMNIA\nINDIGESTION\nPREDIABETES\nARTHRITIS\nALLERGY\nDEPRESSION\nAUTISM\nPANIC ATTACK\nMANIA\nPSYCHOSIS\nSLEEPING SICKNESS\nLYMPHOMA\nMISCARRIAGES\nLEAKY GUT\nHEART BURN\nSTOMACH PAIN\nTYPE 2 DIABETES\nHYPERTENSION\nHEART ARRHYTHMIA\nLIVER FIBROSIS\nBACTERIAL INFECTION\nBIPOLAR SYNDROME\nNOCTURNAL EPILEPSY\nCOMPROMISED LEARNING\nICU DELIRIUM\nMULTIPLE SCLEROSIS\nALZHEIMER’S DISEASE\nIRREGULAR MENSTURAL CYCLE\nMORNING SICKNESS\nOBSTRUCTIVE SLEEP APNEA\nULCERATIVE COLITIS\nWEIGHT GAIN\nDYSLIPIDEMIA\nCHRONIC KIDNEY DISEASE\nPARKINSON’S DISEASE\nINABILITY TO CONCIEVE\nINFLAMMATORY BOWEL DISEASE\nMETABOLIC SYNDROME\nCHILDHOOD OBESITY\nPOST-PARTUM DEPRESSION\nSource: Satchin Panda, The Circadian Code\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",11,{"image":58,"text":59,"number":60},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.12.png","12\nThe primary \nreceptors of the \ncircadian system \nare the eyes\n12\n12\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",12,{"image":62,"text":63,"number":64},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.13.png","13\nLight synchronizes all our clocks \nthrough melanopsin\nMELANOPSIN (OPN4)\n• Melanopsin is found in instinsically photosensitive retinal \nganglion cells (IPRGCS)\n• Trigers the biological (melanopic) effect of light  \n• Melanopsin is a blue light-sensing protein (with highest \nsensitivity between 450 and 530 nm, that is hard-wired to the \nmaster clock in our brain\nCONES\n• Responsible both for visual acuity and for \ndistinguishing colours and intensity \n• They measure the sum of a wide range of wavelengths \nrather than individual ones, so different mixtures of \nwavelengths can result in the same total count\nRODS\n• Responsible for peripheral vision \n• Responsible for night vision (highly sensitive to low-\nintensity light, not able to distinguish colours)\nR E T I N A\nG A N G L I O N  C E L L S\nR O D S\nS  C O N E S  ( B L U E )\n2 - 7 %\nL  C O N E S  ( R E D )\n6 4 %\nM  C O N E S  ( G R E E N )\n3 2 %\nM E L A N O P S I N\nW A V E L E N G H T  ( N M )\nR E L A T I V E  A B S O R P T A N C E  ( % )\n1 0 . 0\n7 . 5\n5 . 0\n2 . 5\n0 . 0\n4 0 0\n5 0 0\n6 0 0\n7 0 0\n4 5 0\n3 5 0\n5 5 0\n6 5 0\n7 5 0\n8 0 0\nS  C O N E S\nM E L A N O P S I N\nR O D S\nM  C O N E S\nL  C O N E S\nSpectral sensitivities of the photoreceptors in the human eye. Source: The five α-opic spectral sensitivity curves \nrecommended by Lucas et al. (2014), along with the photopic function for reference\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",13,{"image":66,"text":67,"number":68},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.14.png","14\nHormones cycle\nMelatonin and cortisol are in an opposite relationship; when \nmelatonin is high, cortisol should be low and vice versa. \n \nMELATONIN \nIt is the hormone that signals night rest to the human body \nand makes us feel tired. The primary role of this hormone is to \nmaintain the biological clock and to adjust the body’s rhythm. \nIt’s produced from serotonin in the pineal gland and secreted \nduring the night. It can be inhibited by exposure to light \nduring the night.\nCORTISOL\nCortisol wakes us and should be at its peak in the \nmorning when it increases human activity and alertness. It’s \noften referred to as the stress hormone as it is released due to \nstress. It has a stimulating effect on various bodily functions. \nIt’s produced by the adrenal glands, which are on the top of \neach kidney.\nT I M E\nI L L U M I N A T I O N :\n1 2 : 0 0\nW O R K \u002F S C H O O L\nB E D T I M E\nS L E E P\n1 8 : 0 0\n0 0 : 0 0\n6 : 0 0\n6 : 0 0\nM E L A T O N I N *\nS L E E P  H O R M O N E\nS T R E S S  O R  A C T I V I T Y\nH O R M O N E\nL I G H T  T H A T  I S  H I G H  I N\nM A L A N O P I C  C O N T E N T\nB L U E  S P E C T R U M\nL I G H T  T H A T  I S  L O W  I N\nM A L A N O P I C  C O N T E N T\nW A R M  S P E C T R U M\nD A R K N E S S\nC O R T I S O L\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",14,{"image":70,"text":71,"number":72},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.15.png","15\nUse the right \nlight at the right \ntime of the day\nWe need more bright blue light during the day and less light or \ndarkness at night.\nFrequently, artificial light is usually neither bright nor dim \nenough.\nGood night sleep\nAlertness and \nproductivity\nInsomnia\nFoggy brain\nDAY\nNIGHT\nBAD\nGOOD\nB I O L O G I C A L  I M PA C T  O F  L I G H T\nD AY L I G H T \n1 0 0 0  -  1 0 0 . 0 0 0  L U X\nM O O N L I G H T\n1  L U X\nA R T I F I C I A L  L I G H T \n1 0 0  -  5 0 0  L U X\nA R T I F I C I A L  L I G H T\n1 0 0  -  5 0 0  L U X\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",15,{"image":74,"text":75,"number":76},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.16.png","The daylight is rich with blue light, which fully activates \nthe melanopsin and synchronizes the brain clock with the day. \nIt reduces sleepiness and depression and increases \nalertness.\nFoggy brain\nWe spend most of our time indoors, and frequently artificial light \nis not rich in blue light, which sends a confusing signal to the \nbrain, that it is not day yet, so all the chemicals that would boost \nour moods are not activated, and we feel tired and foggy.\nAlertness and productivity\nD AY\nD AY L I G H T :  1 . 0 0 0  -  1 0 0 . 0 0 0  L U X\nA R T I F I C I A L  L I G H T:  1 0 0  -  5 0 0  L U X\n16\n04\n03\n02\n01\nL I G H T  &  W E L L - B E I N G\n",16,{"image":78,"text":79,"number":80},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.17.png","Bright screens and bright light at night activate melanopsin, \nwhich sends a confusing signal to the brain that it’s not night yet, \nproducing less melatonin, and we sleep poorly.\nGood night sleep\nMelanopsin is less sensitive to dim orange light or candlelight, \nso if we are awake at night, the melanopsin is not activated, \nmelatonin is produced, and we get a good night’s sleep.\nInsomnia\nN I G H T\nM O O N L I G H T:  1  L U X\nA R T I F I C I A L  L I G H T :  1 0 0  -  5 0 0  L U X\n17\n04\n03\n02\n01\nL I G H T  &  W E L L - B E I N G\n",17,{"image":82,"text":83,"number":84},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.18.png","18\nThe direction of \nlight during the day\n18\n18\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",18,{"image":86,"text":87,"number":88},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.19.png","19\n0 - 4 5 °\nB I O L O G I C A L  E F F E C T  O F  L I G H T\nM E L A N O P S I N\nS E N S I T I V E  T O  B L U E  L I G H T\nFor the best biological impact, vertical illuminance on the \neye should be considered. The sensitivity of photoreceptors \nfor biological light effect is higher in the lower part of the retina, \nso the direction of light and the spectral quality in blue areas \nare important.\nSynchronize circadian rhythm\nMinimum 250 lux m-EDI vertically at the eye in indoor \nenvironments. Light enriched in blue spectrum like daylight. \n(DIN Spec 6760)\n \nm-EDI - Melanopic equivalent daylight illuminance\nBlue-rich light during the day\nSource: The Ultimate Guide to Circadian Lighting, Jonathan Rush,https:\u002F\u002Fwww.tetratech.com\u002Fen\u002F\nmarkets\u002Fhigh-performance-buildings\u002Finsights\u002Finnovation\u002Fthe-ultimate-guide-to-circadian-lighting\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",19,{"image":90,"text":91,"number":92},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.20.png","20\nThe direction of \nlight at night\n20\n20\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",20,{"image":94,"text":95,"number":96},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.21.png","21\nEvening\nResidential and other indoor environments should have a \nmaximum of 10 lux m-EDI vertically at the eye 3 hours before \nbedtime. Light is warm in the spectrum, like a candle with no \nblue spectrum.\nNight\nIn a sleep environment, a maximum of 1 lux m-EDI at the \neye as we sleep. Ideally, no light, but if the light is required, it \nshould have no blue spectrum to a maximum 10 lux m-EDI.\nm-EDI - Melanopic equivalent daylight illuminance\nM E L A N O P S I N\nL E S S  S E N S I T I V E  T O  D I M  O R A N G E\nL I G H T  A N D  I N  T H E  H I G H E R\nA R E A  O F  T H E  R E T I N A\nLOWER BIOLOGICAL EFFECT \nLow light, no blue spectrum \nFrom dim orange to darkness\nat night\nSource: The Ultimate Guide to Circadian Lighting, Jonathan Rush,https:\u002F\u002Fwww.tetratech.com\u002Fen\u002F\nmarkets\u002Fhigh-performance-buildings\u002Finsights\u002Finnovation\u002Fthe-ultimate-guide-to-circadian-lighting\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",21,{"image":98,"text":99,"number":100},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.22.png","22\nThe influence \nof aging\nAs people age, their need for light increases. With aging, \nthe eye’s lens becomes less transparent, reducing the \namount of light that reaches the retina.\nGood lighting is one of the most important and least understood \ndesign elements to provide supportive environments for all \nolder people. Because of the dramatic growth of the 65+ \npopulation, we all need to understand the needs of older adults \nand provide environments designed to meet their needs with \nsufficient intensity and light quality.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",22,{"image":102,"text":103,"number":104},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.23.png","23\nOur ability to process information and perform tasks peaks \nbetween 11:00 and 12:00, so this would be the best time to \napply our brain to the most challenging daily tasks.\nTeenagers are different. They peak later. There is a 2-hour delay \nin cognitive ability to process information. Traditionally, the most \ndemanding subjects (like math and sciences) are delivered first \nthing in the morning, when the kids are still asleep.\nAt 4 a.m., our cognitive ability is at its lowest and can be \ncompared to a legally drunk state.\nCognition and processing of \ninformation\n-\nM U LT I P L I C A T I O N  A C C U R A C Y\n-\nM U LT I P L I C A T I O N  S P E E D\n-\nR E A C T I O N  T I M E S\n-\nD R A W I N G  A C C U R A C Y\n-\nP R O B L E M  S O L V I N G\n-\nM E M O R Y  R E C A L L\nT I M E  O F  D A Y\nC H A N G E  I N  C O G N I T I V E  P E R F O R M A N C E\nA C R O S S  T H E  7 . 0 0  -  2 3 . 0 0\nI M P R O V E M E N T\nA D U LT\nT E E N A G E R S\nD E L A Y E D  B Y\nA P R O X .  2 H\n7 a m\n9 a m\n1 1 a m\n1 p m\n3 p m\n5 p m\n7 p m\n9 p m\n1 1 p m\nSource: Russell Foster, Your Body Clock and Its Essential Roles in Good Health and Sleep | Talks at Google\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",23,{"image":106,"text":107,"number":108},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.24.png","24\nOlder people need more light than young people for better \nvision, recognition and orientation.\nA 60-year-old person requires, on average, 30 to 50% higher \nlighting levels than a 30-year-old person.\nSpaces that are used by younger and older people should have \nthe possibility to adjust the light intensity based on the \nusers’ age.\nThe light intensity needs will \nchange with aging\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",24,{"image":110,"text":111,"number":112},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.25.png","25\nAs the eye’s lens becomes less transparent with age, the amount \nof light that reaches the retina is reduced. The eye yellows and \nreceives less blue spectrum light with age.\nYoung people don’t need much blue light due to retina \ntransmission, while older people need more photons in the \nblue part of the spectrum due to the lower transmittance of \nthe lens.\nLower lens transmittance \nincreases the need for blue-rich \nlight by day\nW A V E L E N G H T  ( N M )\nA G E  ( Y E A R S )\nT R A N S M I T T A N C E  ( % )\n1 0 0\n7 5\n5 0\n2 5\n0\n4 0 0\n5 0 0\n6 0 0\n7 0 0\n2 0\n3 0\n4 0\n5 0\n6 0\n7 0\ni p R G C  ( λ )\n6  M T H S\n8  Y R S\n1 2  Y R S\n2 5  Y R S\n6 0  Y R S\n7 0  Y R S\n8 2  Y R S\n9 1  Y R S\n4 7  Y R S\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",25,{"image":114,"text":115,"number":116},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.26.png","26\nThe special lighting needs for older people are not only limited to \nvision but also include the biological effects of light on personal \nhealth.\nWith aging, melatonin levels drop. A person of 50-60 years \nsecretes about 35 % of the melatonin of a 10-year-old, which \nwill impact the circadian rhythm and sleep-wake cycle.\nMelatonin level drops with age\nP U B E R T Y  O C C U R S  A S\nM E L A T O N I N  D E C L I N E S\nA G E  ( Y E A R S )\nM E L A T O N I N  ( P G \u002F M L )\nM E L A T O N I N  P E A K S\nI N  E A R LY  C H I L D H O O D\nN E W B O R N S  P R O D U C E\nM I N I M A L  M E L A T O N I N\nM E L A T O N I N  C O N T I N U E S\nT O  D E C L I N E  I N  M I D D L E  A G E\nO L D E R  P E O P L E  P R O D U C E\nN E G L I G I B L E  A M O U N T S  O F\nM E L A T O N I N\n1 4 0\n1 2 0\n1 0 0\n8 0\n6 0\n4 0\n2 0\n0\n1 0\n2 0\n3 0\n4 0\n5 0\n6 0\n7 0\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",26,{"image":118,"text":119,"number":120},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.27.png","27\nVisual vs. non-visual \neffect of light\n• Recalibrate your body clock (morning) and hormones. \n• Triggered by exposure to daylight\n•  It’s based on vertical illumination at eye level\nMelanopic effect is influenced by: \n• Stimuli duration (4 hours) \n• Higher light intensity (and energy consumption) or \n• Colour spectrum (Shift of colour temperature to cold light \nor cyan enhanced spectrum)\n• The ability to see \n• Indoor lux levels are generally tuned to the visual function \nof light (500 lux), which will not trigger the melanopic effect\nMelanopic component\nThe non-visual, biological effect of light\nPhotopic component \nThe visual effect of light\n1 0 0 %\n8 0 %\n6 0 %\n4 0 %\n2 0 %\n4 0 0\n4 5 0\n0 %\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nS P E C I A L  P O W E R  D I S T R I B U T I O N\nC ( λ )\nV ( λ )\n1 0 0 %\n8 0 %\n6 0 %\n4 0 %\n2 0 %\n4 0 0\n4 5 0\n0 %\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nS P E C I A L  P O W E R  D I S T R I B U T I O N\nC ( λ )\nV ( λ )\nFigure 1.3.3 Circadian (C(λ)) and visual (V (λ)) systems’ response to light (Pechacek et al., 2008).\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",27,{"image":122,"text":123,"number":124},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.28.png","28\nS-MIMIC\nIt mimics sunlight.\nS-MIMIC is an Intra patented lighting technology of a new \nand innovative approach to illumination. It uses the latest \nscientific research on human circadian rhythms, the eye’s \nlens transmittance changes with aging, and light’s \nimpacts on human well-being.\nThese systems mimic the spectral composition and \ndynamics of natural daylight, taking into account the user’s \nage and needs. Although this light may not appear differently \nfrom conventional LEDs, its effect is noticeable in practice. \nS-MIMIC helps reduce eye fatigue, boost daily activation \nand improve sleep quality. In the short term, it can enhance \nconcentration while also helping us relax easily.\nS-MIMIC technology will be applicable to most of Intra lighting \nlinear luminaries.\nS TA N D A R D \nL E D\nS - M I M I C\nI N T R A  L I G H T I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",28,{"image":126,"text":127,"number":128},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.29.png","29\nEthics of use\nThe only intention of circadian lighting should be enhancing \npeoples’ well-being, health, comfort and autonomy. It \nshould never be utilized to manipulate individuals, to increase \ntheir productivity, concentration or to extend working hours to \ntheir detriment.\nThere is a need for more studies on how humans respond \nto dynamic light exposure in the ‘real world’ where light \nintensity, duration, spectral quality and exposure time vary \ngreatly. Defining these parameters better will allow the \ndevelopment of more artificial lighting systems to enhance the \nhuman circadian rhythm.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",29,{"image":130,"text":131,"number":132},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.30.png","30\nEnergy \nconsumption vs. \npeople’s well-\nbeing\nBuilding standards have consistently tried to lower \nilluminance levels, in order to reduce energy consumption \nand carbon footprint. On the other hand, higher illuminances \nare more supportive to melanopsin which helps regulate \ncircadian rhythms and sleep-wake cycles, influencing overall \nhealth and mood.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",30,{"image":134,"text":135,"number":136},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.31.png","31\nThe power\nof daylight\nNo artificial light can’t \nreplicate its impact\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",31,{"image":138,"text":139,"number":140},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.32.png","32\nVERY DARK DAY: 100 LUX\nSUNSET: 400 - 600 LUX\nQUARTER MOON: 0.01 LUX\nSUNRISE: 400 - 600 LUX \nOVERCAST DAY: 1000 LUX\nDAYLIGHT: 10.000 LUX\nNatural light\nis dynamic\n32\n32\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",32,{"image":142,"text":143,"number":144},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.33.png","Light colour and intensity\n2 0 0 0 K\n2 2 0 0 K\n5 7 0  -  5 9 0  n m\n4 5 0  -  4 7 5  n m\n5 9 0  -  6 2 0  n m\n2 2 0 0 K\n2 7 0 0 K\n2 7 0 0 K\n3 0 0 0 K\n3 0 0 0 K\n4 0 0 0 K\n4 0 0 0 K\n5 0 0 0 K\n6 5 0 0 K\n5 0 0 0 K\nDAILY SOLAR CYCLE\nMONTHLY LUNAR CYCLE\n1 0 0 . 0 0 0\nM E L A N O P S I N\nC O N E S\nR O D S\nD I R E C T  S U S N S H I N E\nL I G H T  I N T E N S I T Y\n( L U X )\nP H O T O R E C E P T O R S\nI N  T H E  H U M A N  E Y E\nD A Y L I G H T\nD A Y L I G H T\nV E R Y  D A R K  D A Y\nT W I L I G H T\nD E E P  T W I L I G H T\nF U L L  M O O N\nQ U A R T E R  M O O N\nS T A R L I G H T\nO V E R C A S T  N I G H T\n1 0 . 0 0 0\n1 0 0 0\n1 0 0\n1 0\n1\n0 , 1\n0 , 0 1\n0 , 0 0 1\n0 , 0 0 0 1\nDAY\nNIGHT\nSource: National Optical Astronomy Observatory\n33\n04\n03\n02\n01\nL I G H T  &  W E L L - B E I N G\n",33,{"image":146,"text":147,"number":148},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.34.png","34\nSolar spectrum\n2 9 0\n1 4 0 0\nI R A\nU V A\nU V B\nU V C\nI R B\nI R C\n3 0 0 0\n1 0 6\n3 2 0\n4 5 0\n3 8 0\n7 %\n3 9 %\n5 4 %\n7 6 0\nU LT R A V I O L E T\n( U V )\nW A V E  L E N G H T\nI N  N A N O M E T E R S  ( N m )\nT H E  Q U A N T I T I E S  O F\nL I G H T  W E  R E C E I V E\nI N F R A R E D\n( I R )\nV I S I B L E  L I G H T\n4 7 5\n5 5 0\n5 8 0\n6 0 0\n7 0 0\n• Interacts with our skin to make \nvitamin D (UVB)\n• It is most effective from 10 a.m. \nand 3 p.m.\n•  It has the highest energy, which \nis why we see its immediate \neffects on our skin (sunburns)\n• Regulates over 200 genes in \nour body\n• Visible light is the only band of solar radiation \nwe can see and artificial light can replicate\n• Can pass through glass windows, while the \nNIR and UV have minimal transmission\n• NIR impacts melatonin production at the subcellular level in \nmitochondria\n• It is most effective the first two hours after the sun is fully risen\n• We feel it as heat: IR radiation is responsible for heat gain in \nbuildings (overheating), while plants and trees reflect infrared\n• It can penetrate the skin and interact with and modulate the \nfunctions of our cells\n• Exposure to infrared allows the skin to prepare for ultraviolet \n(decrease sunburn), with no need for direct exposure\nLight is composed of different wavelengths on the electromagnetic spectrum\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",34,{"image":150,"text":151,"number":152},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.35.png","35\nVisible light\nThe spectrum of daylight is broad but changes over the \ncourse of the day. In the morning and in the middle of \nthe day, it contains more blue light compared to the \nlate afternoon, when the proportion of red light increases. \nThe human eye interprets the received spectrum as different \nwhite light.\nSunlight can support the circadian system, enhancing \nalertness and productivity throughout the day and encouraging \nquality sleep into the evening and night.\nMORNING - MIDDAY\nEVENING\nTWILIGHT\n1\n3 6 0\n4 1 0\n4 6 0\n5 1 0\n5 6 0\n6 1 0\n6 6 0\n7 1 0\n7 6 0\nU V\nI R\nB I L O G I C A L\nE F F E C T\nO F  L I G H T\n1\n3 6 0\n4 1 0\n4 6 0\n5 1 0\n5 6 0\n6 1 0\n6 6 0\n7 1 0\n7 6 0\nU V\nI R\nB I L O G I C A L\nE F F E C T\nO F  L I G H T\n1\n3 6 0\n4 1 0\n4 6 0\n5 1 0\n5 6 0\n6 1 0\n6 6 0\n7 1 0\n7 6 0\nU V\nI R\nB I L O G I C A L\nE F F E C T\nO F  L I G H T\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",35,{"image":154,"text":155,"number":156},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.36.png","36\nLight spectrum \nof different \nlight sources\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\nD A Y L I G H T\nI N C A N D E S C E N T\nF L U O R E S C E N T\nH A L O G E N\nC O O L  W H I T E  L E D\nF L U O R E S C E N T  L I G H T  B U L B S\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",36,{"image":158,"text":159,"number":160},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.37.png","37\nLight spectrum \nof different \nlight sources\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\n1 0 0\n8 0\n6 0\n4 0\n2 0\n4 0 0\n4 5 0\n0\n5 0 0\n5 5 0\n6 0 0\n6 5 0\n7 0 0\nR E L A T I V E  E N E R G Y\nW A V E L E N G H T  ( N M )\nC ( λ )\nD A Y L I G H T\nI N C A N D E S C E N T\nF L U O R E S C E N T\nH A L O G E N\nC O O L  W H I T E  L E D\nF L U O R E S C E N T  L I G H T  B U L B S\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",37,{"image":162,"text":163,"number":164},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.38.png","38\nUltraviolet and \nVitamin D\nUltraviolet (UV) radiation from the sun is necessary to produce \nVitamin D in the body, depending on exposure to UVB rays. The \ntime to synthesize vitamin D depends on the angle of the sun, \nlatitude, skin tone, season and amount of skin exposure. \n \nIn wintertime, many parts of the world don’t have enough \nsunshine for adequate amounts of vitamin D synthesis. At \nthe same time, in the summertime, people should limit their \nexposure to UV rays to safely get Vitamin D, since too much \nexposure causes sunburn and is a major risk factor for skin \ncancer.\nThe sun’s UVB rays cannot penetrate through windows. \nSo people who work next to sunny windows are still prone to \nvitamin D deficiency.\n4 5 °\nTHE “SHADOW RULE”\nThe Shadow Rule: If your shadow is longer than you are tall, you will not make vitamin D.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",38,{"image":166,"text":167,"number":168},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.39.png","39\n• Increases energy and improves mood \n• Vitamin D synthesis: \n \n•  strengthens your bones and muscles  \n \n•  supports the immune system and fights\n \n    inflammation \n \n•  better oral health\n \n•  prevention of Diabetes Type 1 and 2 \n \n•  helps treat hypertension \n \n•  supports weight loss \n \n•  battles depression \n \n•  reduces the risk of certain cancers\nOn humans \nShort-term:  \n• sunburn \nLong-term: \n• skin cancer \n• premature skin aging \n• immune system damage \n• eye damage\n \nOn material \n• faded colours of fabrics, wallpapers, art\nBenefits\nNegative effects of overexposure\nPotential benefits and negative \neffects of ultraviolet light\n+\n-\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",39,{"image":170,"text":171,"number":172},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.40.png","40\nSunshine calendar\nSource: https:\u002F\u002Fwww.grassrootshealth.net\u002Fdocument\u002Fsunshine-calendar\u002F\n10 min\n20 min\n30 min\n*Based on exposing face, arms, legs and back, no suncream. ** Must be outside, the UVB \ndoes not penetrate glass windows.\n45 min\n60 min\n90 min\nL I G H T- S K I N N E D\nP E O P L E\nS U M M E R\nIntense sunshine\nS P R I N G \u002F A U T U M N\nModerate sunshine\nW I N T E R\nLow sunshine\nD A R K- S K I N N E D\nP E O P L E\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n01\n02\n03\n04\n",40,{"image":174,"text":175,"number":176},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.41.png","41\nInfrared light: \nWe feel it as \nheat\nInfrared light is a part of the electromagnetic spectrum with \nlonger wavelengths at high irradiance levels than visible light. \nWe feel it as heat: IR radiation is responsible for heat \ngain in buildings, while plants and trees reflect it. It impacts \nmelatonin production and is most effective the first two hours \nafter the sun is fully risen.\nIt can penetrate the skin and interact with and modulate the \nfunctions of our cells. Exposure to infrared allows the skin to \nprepare for ultraviolet (decrease sunburn)\nE P I D E R M I S\nD E R M A\nH Y P O D E R M I S\nS U B C U T A N E O U S\nL A Y E R\nU V  ( 1 0  n m  -  3 8 0  n m )\nV I S I B L E  B L U E  ( 4 1 5  n m  -  4 7 0  n m )\nV I S I B L E  G R E E N  ( 5 2 8  n m )\nV I S I B L E  R E D  ( 6 3 0  n m  -  6 6 0  n m )\nN E A R  I N F R A R E D  ( 8 1 0  n m  -  9 4 0  n m )\nNIR photons  penetrate a minimum of 8 cm on average in the skin.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",41,{"image":178,"text":179,"number":180},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.42.png","42\n• reverses aging (skin and hair loss) \n• increases energy and combats chronic fatigue \n• improves cognitive performance and brain\n   health \n• combats depression and anxiety \n• improves sleep quality \n• relieves pain and inflammation \n• improves the healing of skin wounds \n• reduces cellulite and increases fat loss \n• improves joint health and combats arthritis\nOn humans \n• feeling of burning heat \n• headache, dizziness and nausea \n• eye damage: lens, cornea, retina damage including\n   cataracts, corneal ulcers and retinal burns \n \nOn buildings \n• buildings, road surfaces and pavements accumulate\n   and store heat during the day (overheating of cities)\nPotential benefits and negative \neffects of infrared light\nBenefits\nNegative effects of overexposure\n+\n-\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",42,{"image":182,"text":183,"number":184},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.43.png","43\n95% of melatonin is produced in the \nmitochondria with NIR exposure\nMitochondria produce melatonin in many cells in quantities \nwhich are orders of magnitude higher than that produced in \nthe pineal gland.\nThis subcellular melatonin does not necessarily fluctuate \nwith our circadian clock or release into the circulation system, \nbut instead has been proposed to be consumed locally in \nresponse to the free radical density within each cell, in particular \nin response to Near Infrared (NIR) exposure.\nSource: Zimmerman, S.  and  Reiter,  R.  2019.  Melatonin  and  the  Optics  of  the  Human  Body. \nMelatonin Research. 2,1 (Feb. 2019), 138-160. DOI:https:\u002F\u002Fdoi.org\u002Fhttps:\u002F\u002Fdoi.org\u002F10.32794\u002F\nmr11250016.\n\u003C 5%\n> 95%\nPineal Gland\nMitochondria\nP I N E A L\nG L A N D\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",43,{"image":186,"text":187,"number":188},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.44.png","44\nSource: Zimmerman, S.  and  Reiter,  R.  2019.  Melatonin  and  the  Optics  of  the  Human  Body. Melatonin Research. 2,1 (Feb. 2019), 138-160. DOI:https:\u002F\u002Fdoi.org\u002Fhttps:\u002F\u002Fdoi.org\u002F10.32794\u002Fmr11250016.\n• Pineal  gland\n• Mitochondria, the powerhouse of the cell\n• It is released into the bloodstream.\n• Is produced and  stays  primarily  near  the  cell  in  which  \nit  is  generated, it reduces oxidative stress.\n• Stimulated by the absence of light, the active range for \ncirculatory melatonin extends from 420nm to 500nm. \n• Stimulated by the presence of sunlight, by NIR photons \nfrom 650 nm to 1200nm. The grass, clouds, and even dirt \nabsorb visible photons and strongly reflect NIR photons.\n• Has impact. The absence of exposure of the retina \nto violet, blue, and green photons triggers the SCN to \nstimulate the pineal gland to secrete circulatory melatonin.\n• No impact. LED lighting and display sources emit zero NIR\nP R O D U C E D  I N  T H E\nR E L E A S E D  I N\nS T I M U L AT E D  B Y\nI M PA C T  O F \nA R T I F I C I A L  L I G H T\n\u003C 5%\nPineal Gland\nP I N E A L\nG L A N D\n> 95%\nMitochondria\nCirculatory melatonin (\u003C5%)\nSubcellular melatonin (>95%)\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",44,{"image":190,"text":191,"number":192},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.45.png","45\nYou can’t get \nvitamin D and \nNIR through \nthe windows\nHumans spend the majority of their time indoors and lack of NIR \nexposure. Artificial lighting, displays and NIR-blocking window \ntreatments prevent NIR from entering our offices, schools, and \nhomes.\nNIR exposure is incredibly beneficial for health and well-being. \nAmong other things, it also impacts melatonin production at \nthe subcellular level in mitochondria. Spending enough time \nin daylight is critical for human health. The best time for \nNIR exposure is morning and evening.\nI N F R A R E D\nV I S I B L E\nU V\nL O W - E  G L A S S\nW I N D O W S\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",45,{"image":194,"text":195,"number":196},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.46.png","46\nPlants and \ntrees reflect \ninfrared\nSunlight is essential for human health and spending time \noutdoor is beneficial. Not all the infrared comes directly \nfrom the sun. Plants and trees reflect it, while buildings \nabsorb it as heat. Access to green and nature in urban centers \nis therefore increasing. Also the potential of green roofs is \nimportant as place of meeting spaces or outdoor working areas.\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",46,{"image":198,"text":199,"number":200},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.47.png","47\nThe cooling \neffect of green \nareas is well \nknown\nGreen infrastructure – i.e. vegetation incorporated into urban \nenvironments (trees, green roofs, parks ...) – provides a cooling \neffect that can mitigate the UHI (urban heat island) effect. A \nstudy found that trees in over 600 European cities can lower \ntemperatures by an average of 1.1°C and up to 2.9°C.\n30°C\n66°C\n50°C\n46°C\n25°C\n18°C\nSource: https:\u002F\u002Fenvironment.ec.europa.eu\u002F\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",47,{"image":202,"text":203,"number":204},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.48.png","48\nGo out.  \nThere is no \nsubstitute for \ndaylight\n48\n48\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",48,{"image":206,"text":207,"number":208},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.49.png","Finding the \nright balance\nFinding the right balance is important in light and in \nlife. Energy is one of many factors to consider. Long-\nterm quality and circular design can win over a short-\nterm price and bring well-being to your employees. \nWe can be your partner for lighting.\nW E L L - B E I N G\nS U S T A I N A B I L I T Y\nE N E R G Y\n49\n04\n03\n02\n01\nL I G H T  &  W E L L - B E I N G\n",49,{"image":210,"text":211,"number":212},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.50.png","50\nLight brings life\n50\n50\nClose to the sun. Close to the sunlight.\nWe are constantly torn between testing the limits and safe \ncomfort. Life and illumination are all about balance. Only with \nthe right balance between the light and the dark you can see \nthe world in its most beautiful shapes and colours. Keep your \neyes open, find your balance and inspiration. Shine!\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nL I G H T  &  W E L L - B E I N G\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",50,{"image":214,"text":215,"number":216},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.51.png","51\nRaising \nawareness & \npromoting the \nrole of light\n• Lighting guidebooks for raising awareness of the impact \nof light on people’s health, emotions and well-being\n• Sharing knowledge about good illumination and the important \nrole of lighting design\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",51,{"image":218,"text":219,"number":220},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.52.png","52\nThis presentation was created \nin collaboration with:\nUlysse Dormoy\nChief Executive Officer at Atrium Ltd\nL A S T  U P D AT E D  O N  S E P T E M B E R  2 0 2 4\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\n",52,{"image":222,"text":223,"number":224},"\u002Fmedia\u002Fimages\u002F94\u002Ff68ae6d809d7c183bca61290e399b6-28cb39bb6d.53.png","53\nGet in touch\nFollow us on\nFind us on\nIntra lighting d.o.o.\n \nVrtojbenska cesta 50\n5290 Šempeter pri Gorici, \nSlovenija\nT: +386 5 398 44 00\nE: info@intra-lighting.com\nwww.intra-lighting.com\nBenelux\nIntra lighting Benelux B.V.\n \nGildenstraat 26 \n4143 HS Leerdam\nT: +31 345 623 678\nE: sales@intra-lighting.nl\nCroatia\nIntra lighting d.o.o.\n \nUlica grada Vukovara 269d \n10000 Zagreb\nT: +385 1 6389 141\nE: info@intra-lighting.com\nSlovenia\nIntra lighting d.o.o.\n \nBTC, PTC Diamant\nLetališka 5\n1000 Ljubljana\nT: +386 1 547 65 30\nE: info@intra-lighting.com\nBosna and Herzegovina\nIntra lighting d.o.o.\n \nHasana Brkića 30 \n71000 Sarajevo\nT: +387 33 642 841\nE: info@intra-lighting.com\nItaly\nIntra lighting S.r.l.\n \nVia Adelaide Bono Cairoli 30\n20127 Milano\nT: +39 02 9176 1234 \u002F 42\nE: info@intra-lighting.com\nSerbia\nIntra lighting d.o.o. Beograd\n \nOmladinskih brigada 90B\nAirport City\n11070 Novi Beograd \nT: +381 11 269 8 476\nE: info@intra-lighting.com\nH E A D Q U A R T E R S\nO F F I C E S\nNorth America\nIntra lighting US, LLC\n \n2556 Metropolitan Drive\nTrevose, PA 19053\nT: 215-918-4199\nE: info.us@intra-lighting.com\nUnited Arab Emirates\nIntra lighting MEA, LLC\n \nDubai Design District (D3) \nBuilding 5, Office A201, Dubai\nM: +971 56 1783336\nE: info@intra-lighting.com\nL I G H T  &  W E L L - B E I N G\n01\n02\n03\n04\nSales point\n",53,[],0,false,true,{"success":228,"data":230,"meta":447,"count":448,"next":449,"previous":450,"results":487,"brand_chips":548},[231,244,256,269,279,292,305,315,325,334,344,356,366,376,385,395,408,418,428,438],{"id":232,"title":233,"slug":234,"image":235,"source":236,"brand_name":237,"brand":238,"brand_slug":239,"file_size":240,"pages":241,"pages_count":242,"matched_pages":243,"match_count":226,"two_pages":227,"show_text":228},26599,"News 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