A range of sensors with digital outputs from TT Optek. See also Light to Digital and Light to Frequency converters from TAOS. The TT Optek OPL Photologic sensors offer a choice of output options and sensitivity options. The OPL560 series includes a voltage regulator on chip. High noise immunity and low power consumption.
OPL530, OPL531, OPL550, OPL551, OPL560, OPL561, OPL562 and OPL563 are mechanically and spectrally
matched to OP140 and OP240 LEDs. OPL535 and OPL536 are mechanically and spectrally matched to OP145
and OP245 series LEDs.