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
