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 BP104-IR is a slit scanning beam profiler designed for the 700 to 1800 nm wavelength range with a beam diameter coverage from Ø10 µm to Ø4 mm. Originally released by Thorlabs on October 10, 2005, this instrument reached its discontinued status on January 23, 2013. Submit your exact part number, quantity, and application requirements to request a quote for this discontinued unit.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Thorlabs references — within one business day.
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 BP104-IR. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.