浅论读写作业台灯照明质量-曹小兵

33518034LightingQualityofTableLampsforPaperTaskCAOXiaobingWUFeng(ShenzhenSPARKOptoelectronicsS&TCo.,Ltd.,Shenzhen518034,China)Abstract:Increasingattentionispaidtomyopiacausedbythesubstandardqualityoflightingforreadingandwriting.Thispaperillustratesthequalitycriteriaforthetablelampsforpapertask,suchasphotobiologicalsafety,blinking,noiseandphotometricindexes,makesalistofrelevantenvironmentviewsoflightingforreadingandwriting,andprovidesanoutlookoftheindustrytrends.Keywords:quality;safety;eye-protecting;tablelampsforpapertaskTM923.44ADOI10.3969/j.issn.1002-6150.2016.05.010[1]GeneralAdministrationofQualitySupervision,InspectionandQuarantineofthePeople'sRepublicofChinaAQSIQ2015117323493.8%25%87.5%2878.6%39.2%75%[2]11.1450nmmelatonin1460nm500nmInternationalElectrotechnicalCommissionIECIEC/TR62778-2014IEC62471bluelighthazardGB7000.1201514.24200mmIEC/TR62778RG13.2.231EthrGB/T9473LEDRG01.2IECIEC62493-20092014IECGB/T312752014GB/T94731.3evasiveLED20kHz50Hz1IlluminatingEngineeringSocietyofNorthAmericaIESNA12A2InstituteofElectricalandElectronicsEngineersIEEEIEEEStd1789-2015IEEE40000.20.40.60.81.0450500550600650700750ዧᅁবୱଳ௺܈൸၍௽๫ਥଳ௺܈൸၍޷ઢLED൸၍ጭ෥ઢ෥୴෥၎ܔଳ௺܈ࣜ෥׮෥հ׊DŽnmDžࢤ෥ప1ٵ䅝ᰞ㏫̺᭨่㞮ᒷ□ᬺᏒᰞ㏫ܲጯ35LED[3]31-=100/=100AB/AB3GB/T2669220114%1.740~50kHz1.15[4]GB/T9473LEDAChinaQualityCertificationCentreCQCCQC1601201321.4GB/T9473200835dB(A)25dB(A)GB/T688215mm45100mm100mm39[5]1.5LEDᅃ߲ዜ೺ೝ਩࠼๼؜௬ओ2௬ओ3BDŽፌၭኵDžADŽፌٷኵDžప2䬖◭ᠳ᪜স䬖◭⮪ܲ᪜⮰჆͵ప3Ѻ䷺䮕স̹छᄋ㻵ݜ⮰ᒝ৹Ⅰ᎟⮰䬖◭䶽⢳স∎ߔ⌝Ꮢܩ᪜ڟ㈧10.1%1%10%100%101001000ۙޗDŽ100%Džೕ୲DŽHzDž㶔1IEEEᄥٵ䒿ܦ∎ᒎ⮰∎ߔ⌝Ꮢ䭼ըփ੗ִਥڟڦᆖၚ຤ೝ൶ᇘփ੗ִਥڟڦᆖၚ຤ೝ൶ᇘگޅ၃൶ᇘگޅ၃൶ᇘ࠼๼؜հႚೕ୲Hzfļ1010fļ9090fļ3125հۯศ܈%ļ0.10.01×f0.08/2.5×f࠼๼؜հႚೕ୲Hzfļ99fļ9090fļ1250հۯศ܈%ļ0.250.025×f0.08×f㶔2CQCᄥٵ䒿ܦ∎ᒎ⮰∎ߔ⌝Ꮢ䭼ը࠼๼؜հႚೕ୲࠼๼؜հႚೕ୲HzHzfļ9f31259fļ3125հۯศ܈հۯศ܈%௨أ੊ࢃ0.08/2.5×f0.288361dazzleGB/T947320085.8.14400mm600mm2000cd/m2[6]2GB/T9473253[7]600mm400mmᄅ৖࿋ዃప4ज▛⮰䖚ٵᕓప5⚓Ꮢܲጯࣶڢ౳ࠬᏒ㺭Ⅾ300lx300lx866500300lx500lxR=300R=50030°30°30°30°ߵ਍ጞ௬ቷ܈ڦݴૌߵ਍ጞ௬ቷ܈ڦݴૌAपAAप250ᅜฉ500ᅜฉ૗ᇶ႐ڦӷ০ਐ૗ྺ૗ᇶ႐ڦӷ০ਐ૗ྺ300mm300mmڦ1/31/3ขႚᅜాขႚᅜాļ3ļ3௅߲൶ᇘڦቷ܈਩ሌ܈௅߲൶ᇘڦቷ܈਩ሌ܈ቷ܈DŽቷ܈DŽlxlxDž150ᅜฉ300ᅜฉ૗ᇶ႐ڦӷ০ਐ૗ྺ૗ᇶ႐ڦӷ০ਐ૗ྺ500mm500mmڦ1/31/3ขႚขႚԥമ௬ڦขႚপူڦ൶ᇘᅜాԥമ௬ڦขႚপူڦ൶ᇘᅜా㶔3⚓Ꮢࣶڢ౳ࠬᏒܲ㏓㶔ప6̹स倄Ꮢ⮰㻲㻵⣛දⅇఠ(a)؜࠼௬ߛ܈ྺ40cm(b)؜࠼௬ߛ܈ྺ60cm3750mm10cm2510~170cd/m250%195.6lm97.82=195.6lm97.84=391.2lm[8]22.1640cm60cm50cm2.230%~70%7372.34000KLED[9]3201592016202020132020820125600GDP1.1%ప7҈͆䲎̺㗸ᮛϚᏒ℀4[1].[J].20151282-83.[2].[N].2015-12-07A02.[3]StandardsCommitteeoftheIEEEPowerElectronicsSociety.IEEEStd1789TM-2015IEEErecommendedpracticesformodulatingcurrentinhigh-brightnessLEDsformitigatinghealthriskstoviewers[S].2015[4].GB/T266922011[S].2011.[5].GB/T94732008[S].2008.[6].LED[D].2014.[7].[J].2015624-27.[8].LED[J].2015334-3567.[9].[J].2014129-