Fixed Lens Mounts, with U-Shaped Groove

The LBTEK Fixed Lens Mount is suitable for optical components with diameters of Ø12.7 mm, Ø25.4 mm, and Ø50.8 mm, secured by retaining rings. Multiple specifications are available. FLF series: Internal threads, with optical component mounting steps, including one retaining ring; FLFT series: Through-hole threads, including two retaining rings; FLFE series: Internal and external threads, expandable, including one retaining ring. The top has a U-shaped groove for mounting Ø6 mm coaxial posts. When connecting Ø12.7 mm and Ø25.4 mm lens mounts via coaxial posts, the optical axis height remain consistent. The bottom is equipped with M4 threaded mounting holes for optical posts.