[¦fōd·ō·i′lek·trik ‚kəl·ə′rim·əd·ər] (engineering) A colorimeter that uses a phototube or photocell, a set of color filters, an amplifier, and an indicating meter for quantitative determination of color.
photoelectric colorimeter
colorimeter, photoelectric
Colorimeter using a photoelectric cell and appropriate filters instead of the eye.