UNITRON Z850 Binocular Zoom Stereo Microscope on Plain Focusing Stand

the unitron z850 series with a 6.3:1 zoom ratio is an ideal choice for industrial inspection, assembly, quality control, oem integration, research and education applications requiring a higher magnification range. The z850 series is a versatile, high performance, ergonomically designed zoom stereo microscope ruggedly built to withstand years of heavy usage. The z850 series is available with either a binocular or trinocular viewing body. features: 0.8x -5.0x zoom magnification range plain focusing stand with tension adjustment 4 inches 100mm of continuously smooth focus travel black and white stage plate binocular viewing body wf10x focusable eyepieces, 22mm field of view 8x - 50x magnification range with click stops at 1x, 2x, 3x, 4x and 5x 115mm working distance