SDZ Specifications

The SDZ Zoom Stereo Bonocular Microscope features a parfocal twin-zooming objective system O.7X through 4.5X that provides large flat fields of view, crisply resolved. Magnifications are variable by rotating a comfortably located, smooth-operating knurled ring, graduated to show different magnifications at a glance. The zoom ratio 6.5 : 1 gives total magnification capability from 3.5X minimum to 180X maximum using appropriate eye-pieces and auxiliary lens.