Multiple optical filter holder GCM-140

Daheng Optics' GCM-140 series rotatable filter wheel are available in two types: single-row six-hole and double-row six-hole. They are designed to mount Ø25.4mm filters or other optical components. Each row of the rotating filter wheel has 6 optics mounting holes, while the double-row six-hole filter wheel has 12 optics mounting holes. The mounting holes feature 1.035″-40 (SM1) threads, and optis are mounting via threaded retaining rings. The filter wheel can be accurately positioned through positioning grooves, and it also allows aligning the centers of two filters, offering simple adjustment and easy operation. All filter wheels are equipped with M6 threaded mounting holes at the bottom. Among them, the GCM-1401M filter wheel comes with a detachable H-shaped mounting base plate at the bottom, which can be directly fixed to optical breadboards or optical platforms. After removing the base plate, the M6 threaded holes are exposed, enabling direct support via a rod. Accept for Ø25.4 mm Optics 1.035″-40（SM1）Retaining Rings Included GCM-1401M: Two Wheels, 12 Filter Capacity GCM-1401M: One Wheel, 6 Filter Capacity Mechanism for Repeatable Positioning