Keyence FU-L50Z(5000)
Thrubeam Fiber Optic Sensor Kit (One emitter, One receiver)

Integrated Bracket with Built-in Lens
Top Beam, 3.5 mm Optical Axis
5000 mm Fiber Length
Several surplus units in stock. Boxes have some wear.

Technical Specifications
Manufacturer: Keyence
Model: FU-L50Z(5000)
Type: Thrubeam fiber sensor unit
Construction: Integrated bracket, built-in lens. One emitter, one receiver.
Beam Direction: Top
Optical Axis Diameter: 3.5 mm
Optical Axis Height: 10 mm
Aperture Angle: approximately 15 degrees
Fiber Length: 5000 mm
Fiber Diameter: 2.2 mm
Minimum Bend Radius: R2 mm, Tough-Flex
Minimum Detectable Object: 0.2 mm diameter
Detecting Distance: up to 3100 mm in FINE mode with a compatible FS amplifier, standard 2 m unit
Ambient Temperature: -40 C to +50 C
Amplifier: not included, uses a Keyence FS-series fiber amplifier