Specification: Stereo Microscope 1/2CTV 1/3CTV, CCD Camera Interface Application: This Interface can restore the image optical magnification times. Diameter: M28*75 One end of the interface is microscope interface thread, The other end is C interface suitable for all international standardInterface camera. 1 / 2CTV 1 / 3CTV,Increase the visual field,Increase the image display area,The interface is with High-definition optical coating lensPacking including:1 x SZMCTV 1/2 Lens1 x SZMCTV 1/3 Lens1 x 1X Lens