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
