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 BP109-IR2 is a slit scanning beam profiler manufactured for measuring beams ranging from Ø20 µm to Ø9 mm within a wavelength range of 1000 nm to 2700 nm. Originally released on June 2, 2009, this unit reached its discontinued lifecycle status on January 23, 2013. Submit the exact part number, quantity, and application requirements to request a quote for this discontinued component.
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 BP109-IR2. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.