Accession Number : AD0164731

Title :   Multi-Channel Sun Photometer.

Descriptive Note : Patent Application,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON D C

Personal Author(s) : Volz,Frederic E.

Report Date : 14 JAN 1974

Pagination or Media Count : 11

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.

Descriptors :   *Photometers, Patents, Sun, Photometry, Detectors, Photovoltaic effect, Optical filters

Subject Categories : Test Facilities, Equipment and Methods
      Optics

Distribution Statement : APPROVED FOR PUBLIC RELEASE