illumination unit

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Noun1.illumination unit - a measure of illumination
light unit - a measure of the visible electromagnetic radiation
footcandle - a unit of illuminance on a surface that is everywhere 1 foot from a point source of 1 candle
lambert, L - a cgs unit of illumination equal to the brightness of a perfectly diffusing surface that emits or reflects one lumen per square centimeter
lux, lx - a unit of illumination equal to 1 lumen per square meter; 0.0929 foot candle
phot - a unit of illumination equal to 1 lumen per square centimeter; 10,000 phots equal 1 lux
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Completely redesigned to replace the Eclipse 80i and 90i, the Ni series' enhanced features include a newly developed laser illumination unit that supports applications for full field variable oblique laser illumination, in addition to spot and ROI stimulation, a first for upright microscopes.
Patent 7,820,778 (October 26, 2010), "Light Guide Member and Illumination Unit," Yasuhiro Ishikawa (Idemitsu Kosan Co., Ltd., Tokyo, Japan).
It can be equipped with an optional fluorescence illumination unit for scanning fluorescently labeled samples.
Siemens VDO uses a newly developed illumination unit that serves as a white light source, which transmits a luminous intensity (brightness) up to 500,000 candela per square inch.
The compact illumination unit integrates a pre-centered LED with a lifetime of 50,000 hours.