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 LA4006-ML is a Ø1/2" UVFS plano-convex lens featuring an SM05-threaded mount and an uncoated focal length of 200.0 mm. Each unit of this optical component has a package weight of 0.05 lbs and a release date of September 30, 2026, with lifecycle status subject to current manufacturer documentation. Submit the exact part number, quantity, and application requirements to receive an RFQ 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 LA4006-ML. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.