Multi-Channel Sun Photometer.
Abstract
The patent application describes a multi-channel sun photometer having a housing which contains therein a plurality of openings and filters optically aligned with a silicon photovoltaic photocell. A microammeter is operably connected to the photocell for providing a reading of the amount of light passing through the filters. In addition to the light measurements registered an angle or optical path length measurement can be obtained on a diopter pivotably mounted on the side of the photometer housing.
Document Details
- Document Type
- Technical Report
- Publication Date
- Jan 14, 1974
- Accession Number
- AD0164731
Entities
People
- Frederic E. Volz
Organizations
- United States Department of the Air Force