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
Thorlabs manufactures the AL50100-C, a Ø50 mm N-BK7 aspheric lens featuring a 100 mm focal length, a numerical aperture of 0.24, and an anti-reflective coating optimized for the 1050 to 1700 nm wavelength range. Released on August 11, 2010, each unit has a package weight of 0.17 lbs, with lifecycle status available in current manufacturer documentation. Submit the exact part number, quantity, and application requirements to request a formal quote.
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 AL50100-C. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.