1592954103000 1312632483000 term-88343 1616541206080 1312632587000 1616290063080 adlib fitz-online adlib-term-88343 5cf7ca17-aec2-3b18-80b7-8eb574b40861 2 1 scope note Photometers that rely on the photoelectric effects of photocells, phototransmitters, or phototubes to measure light intensity. reference term-88342 adlib-term-88342 6fc8a962-e04e-3138-ba52-79b6d312fb51 photoelectric photometer V.TN.AFU.ARI.ALO.ARI.ARI 1 code V.TN.AFU.ARI.ALO.ARI.ARI 1 photoelectric photometers reference term-88344 adlib-term-88344 d9fad0b1-da25-3a4c-83e8-8762d180b0de photometers photoelectric photometers term