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 manufactured the AC508-750-C-ML f=750 mm, Ø2" Achromatic Doublet with an SM2-Threaded Mount and an ARC of 1050-1700 nm, released on September 17, 2009. Having reached its discontinued date on December 13, 2023, this item has been officially replaced by model ACT508-750-C-ML. Submit the exact part number, quantity, and application requirements for a 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 AC508-750-C-ML. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.