Magnification : 10x to 44x (field of view : 23mm to 5.2mm)
Objective Lenses : 1.0x to 4.4x (zoom ratio : 4.4:1)
Eyepieces : Wide Field 10x (DSW10x), Field Number 23
Optical Body : DSZT : 360 deg. rotatable trinocular type, 45 deg. inclined eyepiece tubes, vertical photo-tube
Working Distance : 90mm.
Interpupillary Distance : 52mm to 75mm
Diopter Adjustment : +/- 7.2D on both eyepiece tubes