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Rank Topic Wikipedia views
1 Lumen (unit) 2,596 Sparkline of topic views for 2 weeks
2 Rayleigh (unit) 15 Sparkline of topic views for 2 weeks

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From Wikipedia, the free encyclopedia

This category identifies units of luminous flux

SI photometry units
Quantity Symbol SI unit Abbr. Notes
Luminous energy Qv lumen second lm·s units are sometimes called talbots
Luminous flux F lumen (= cd·sr) lm also called luminous power
Luminous intensity Iv candela (= lm/sr) cd an SI base unit
Luminance Lv candela per square metre cd/m2 units are sometimes called "nits"
Illuminance Ev lux (= lm/m2) lx Used for light incident on a surface
Luminous emittance Mv lux (= lm/m2) lx Used for light emitted from a surface
Luminous efficacy   lumen per watt lm/W ratio of luminous flux to radiant flux
SI • Photometry

Pages in category "Units of luminous flux"

The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes (learn more).

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