LMR20_M: Lens Mount with Retaining Ring for ø20 mm Optics, M4 Tap

The LMR20_M is a high-quality lens mount, specifically designed for ø20 mm optics, and features an M4 tap. This mount is manufactured by Thorlabs, a renowned brand known for its precision optical components. The LMR20_M is part of the Optics Mount category, more specifically, a Fixed Optic Mount, making it ideal for applications that require a stable and fixed optical setup.

The mount is made from aluminum, ensuring durability and lightweight properties. It boasts an unanodized finish, providing a clean, sleek appearance. The optical shape is circular, and the optics diameter size ranges from 20 to a maximum of 20 mm, making it suitable for a variety of optical components. The optic thickness can be up to 7.4 mm, and the clear aperture diameter is 17.3 mm. The optical height is 20.8 mm, providing ample space for the mounted optic.

The LMR20_M features a fixed type of movement, ensuring the optic remains securely in place. It does not include lock nuts, but it does come with an SM20RR retaining ring, which aids in securing the optic. The mount has tapped holes for M4 screws, providing flexibility in mounting and securing the optic.

The LMR20_M is available for purchase directly from the Thorlabs website, and the link is provided in the item data. The step file is also included, allowing for further customization and integration into your optical setup.