Early Digital Radiometer Gamma Scientific DR2 Vintage Test Equipment

Gamma Scientific model DR-2000 Radiometer / Photometer - Clean

Gamma Scientific DR-1600 Radiometer/Photometer

HF Scientific Model 220 Replacement Source Lamp 50096

Fisher Scientific Black Ray Long Wave UV Lamp B100YP (Works good)

Gamma Scientific Inc 220-1A Luminance Standard Head

Gamma Scientific Model G-3 Photomultiplier Photometer

GAMMA SCIENTIFIC D-46 PHOTOMULTIPLIER DETECTOR