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
Manufactured by Thorlabs, the LF7113-F is a Ø1" zinc selenide (ZnSe) negative meniscus lens featuring a focal length of -150.0 mm and an 8-12 µm antireflective coating. Originally released on November 10, 2009, this optical component reached its end of life when Thorlabs officially discontinued the item on October 13, 2021. Submit the exact part number, quantity, and application requirements to request a quote for remaining availability.
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 LF7113-F. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.