Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Thorlabs
The Thorlabs BSP05-C1 is a Ø1/2", 3 mm thick BK7 beam sampler designed for beam pick-off within the 1100 to 1600 nm wavelength range. Released on September 3, 2003, this component reached its discontinued date on April 16, 2009, and has been officially replaced by model BSF05-C. Submit the exact part number, quantity, and application requirements to receive a quote for available inventory.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Thorlabs BSP05-C1. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.