M40.5 x 0.5 Retaining Ring - SM40RR

The M40.5 x 0.5 Retaining Ring, model SM40RR, is a precision-engineered component from Thorlabs, a leading brand in the field of optical hardware. This retaining ring is designed for use with lens tubes, specifically the SM2AD40 model, providing a secure and stable mounting solution.

Crafted from high-quality aluminum, the SM40RR boasts a black anodized finish, which not only enhances its aesthetic appeal but also provides excellent corrosion resistance. The ring has a thickness of 2.5 millimeters, ensuring robustness and durability.

The SM40RR features a clear aperture of 37.5 millimeters, providing ample space for the passage of light. The ring is compatible with M40.5 x 0.5 threads, offering versatility in its application.

For those interested in the technical specifications, the SM40RR comes with a step file for 3D modeling and a detailed parameter list, including catalog number, material, finish, optical shape, thread, and compatible lens tubes.

Please note that the weblink provided leads to the official Thorlabs product page, ensuring the authenticity and reliability of the information. The page indicates that the SM40RR is in stock, ready for immediate use in your optical systems.