Total Magnification:20X-500X/40X-640X
Eyepieces:5X 12.5X/10X 16X
Objective:4X 10X 40Xs/4X 10X 40Xs
Eyepieces Tube:Monocular Vertical Tube
Illumination:Concave-Plan Reflector
Coarse Adjustment Range:50mm
Fine Adjustment Range:1.8mm-2.2mmm
Working Stage:110mm x 120mm
Optional:Electrical Illunination
(110V/20W,220V/20W Optional
Sichuan Machinery Tools I/E Co., Ltd.