photointerrupters

Slotted Optical Switch - NPN Phototransistor Output - Slot 0.20" Wide x 0.25" Deep - PCB Through Holes

Wide Slotted Optical Switch - Opaque Shell - Wire Leads - 0.05" Semsor Aperture - .05" Emmiter Aperture

Photointerrupter Transmissive 3.18mm Phototransistor 4-Pin Bag

Photologic® Slotted Optical Switch - Totem Pole Output - 24"/26AWG Wires

Photointerrupter Transmissive 3.18mm Photologic, Totem Pole, Buffer Automotive 5-Pin Bag

Photointerrupter Reflective Phototransistor 4-Pin Bag

Slotted Switch, T Package

Photointerrupter Transmissive Transistor 2-Pin Bag

Photointerrupter Reflective Photologic, Open Collector 3-Pin

Pre-wired Photomicrosensor with Amplifier and Cable