OPB940W51Z
Sensor, Slotted Optical Switch, 3.18mm Slot, 1.27mm Aperture, 880nm, 300 mW

From Optek (TT Electronics)

Body StyleRectangular
FunctionVane
Mounting TypePanel
OutputTTL
Primary TypePhotoelectric Sensor
Sensing ModeOpposed
TechnologyPhotoelectric
TerminationLead Wire
TypeInfrared
Voltage, Supply1.7 V

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