江苏春晨电缆有限公司生产YCPWK移动橡套抗拉电缆，选择照明光源应考虑到各种光源的优缺点，适用场所、额定电压以及照度（照明亮度）的需要等方面的要求。在前面的课程中，我们对白炽灯、碘钨灯、日光灯等灯具的特点都有所了解，每种灯具的特点不同其光源的表现也各异，为了便于比较，现将常用的几种光源列表说明其优缺点及适用场所：Theselectionoflightingsourceshouldtakeintoaccounttheadvantagesanddisadvantagesofvariouslightsources,therequirementsofapplicableplace,ratedvoltageandillumination(lightingbrightness).Inthepreviouscourse,weh***eknownthecharacteristicsofincandescentlamp,iodinetungstenlamp,fluorescentlampandotherlamps.Eachlamphasdifferentcharacteristicsanditslightsourceperformanceisalsodifferent.Inordertofacilitatecomparison,wewilllisttheadvantagesanddisadvantagesofseveralcommonlyusedlightsourcesandtheirapplicableplaces:常用光源的功率、效率及寿命表：YCPWK移动橡套抗拉电缆Power,efficiencyandlifetableofcommonlightsource:光源名称功率范围（W）发光效率（lm/w）平均寿命（h）Nameoflightsourcepowerrange(W)luminousefficiency(LM/W)***eragelife(H)白炽灯15~10007~161000Incandescentlamp15-10007-161000碘钨灯50~200019~211500Iodinetungstenlamp50~200019~211500荧光灯20~10040~603000Fluorescentlamp20~10040~603000高压***灯（镇流器式）50~100035~505000Highpressuremercurylamp(ballasttype)50~100035~505000高压***灯（自镇流式）50~100022~303000Highpressuremercurylamp(selfballasted)50~100022~303000氙灯1500~2000020~371000Xenonlamp1500-2000020-371000钠***铟灯400~100060~802000Sodiumthalliumindiumlamp400~100060~802000)