Aluminum Alloy Stereo Microscope Mount Lens Camera Adapter CTV Interface (23.2mm) Features: 1. Lightweight and compact size, easy to store and use. 2. The 25mm camera interface 's one end of the interface is the microscope interface thread and on the other end is the C interface. 3. Used for stereoscopic microscope, 25mm or 23.2mm camera interface. 4. Made of material with high hardness, solid and not easy to rust. 5. Exquisite workmanship ensures its long service life. Specification:   Item Type: Lens Adapter Material: Aluminum Alloy Optional Type: 25mm, 23.2mm 25mm Camera Interface: Approx. 25mm / 1in 25mm Microscope Connection Diameter: Approx. 28mm / 1.1in 23.2mm Camera Interface: Approx. 23.2mm / 0.9in 23.2mm Microscope Connection Diameter Approx. 38mm /  1.5in Package List:  1 x Lens Adapter