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 FB2300-50 is a Ø25 mm IR Bandpass Filter featuring a central wavelength of 2.30 µm and a full-width at half-maximum of 50 nm. Released on November 29, 2018, this component is currently discontinued, with its last web presentation remaining open for reference. Submit your exact part number, quantity, and application requirements to receive a formal quotation 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 FB2300-50. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.