PR-1980A Pritchard Tele/Micro Photometer

The Pritchard Tele/Micro Photometer, still the proven leader in precision photometric/colorimetric light measuring instruments. It features the patented Pritchard Optical System with built in attenuators, polarizers, colorimetry filters and field apertures interchangeable from 2 arc minutes to 3 degrees. Many special apertures are also available.