Description Description Stereo Zoom 5 0.8x-4.0x: zoom function okay, missing left eyepiece tube Stereo Zoom 4 0.7x-3.0x: optics damaged, wont pass light. missing both eyepiece tubes Unknown model 0.7x-3.0x: zoom function okay, missing housing screws and eyepiece tubes Stereo Zoom 7 1.0x-7.0x: zoom funcion not operating, left optic statically closed, right optic statically open View AllClose