"351244" - 1 õppematerjal

Physical hazards konspekt

1 lux Lightmeter 1 m2 HTC LX-104 Source: http://www.vellemanusa.com/products/view/?country=us&lang=enu&id=351244 www.mrclab.com Luminance Other measures: Luminous efficacy (lm/W) – the ratio between Luminance (L) is the the total luminous flux emitted by a device and luminous intensity the total amount of input power it consumes;