A Device for Measuring the Cut-Off Angle in Luminaires with Reflectors of Circular Symmetry (Pribor dlya Izmereniya Zashchitnogo Ugla Svetilnikov s Kruglosimmetrichnymi Otrazhatelyami),
Abstract
A device for measuring the cut-off angle in luminaires with reflectors of circular symmetry is discussed.
Document Details
- Document Type
- Technical Report
- Publication Date
- Jan 13, 1971
- Accession Number
- AD0742507
Entities
People
- A. S. Zusman
- T. I. Ershova
Organizations
- United States Army Foreign Science and Technology Center