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IES LM-11 – Approved Method: Photometric Measurement of Searchlights Using Incandescent or HID Sources
This Approved Method applies to lighting equipment having a total field angle of less than ten degrees. This includes equipment in which light is controlled by reflectors, lenses, or their combinations. The document applies to projectors with a variety of light sources, including tungsten filament, tungsten-halogen, and high intensity discharge lamps. It does not apply to projector systems composed of arrays of light emitting diodes.
Product Details
- Published:
- 02/07/2020
- ISBN(s):
- 9780879950125
- ANSI:
- ANSI Approved
- Number of Pages:
- 31
- File Size:
- 1 file , 2.4 MB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
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