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 357610 is an unmounted, uncoated aspheric lens featuring a focal length of 4.0 mm, a numerical aperture of 0.62, a working distance of 1.5 mm, and a design wavelength of 410 nm. Released on October 10, 2022, each unit carries a package weight of 0.09 lbs, with the lifecycle status available via current manufacturer documentation. Submit the exact part number, quantity, and application requirements to request a quote for this component.
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 357610. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.