YZ-20T4 is an operation microscope with dual scopes of binocular sharing the same visual field. The main and assistant scope can be placed at 90° or 180°. It has got cold light source, retina protection device, strengthening red light reflection device and slit lamp. Its splitter system can be equipped with teaching, photograph and video and the adjustment of microscope is realized by foot switch.switch.

Specification:
Focus of Objective: f=200mm 250mm 300mm
Magnification of Eyepiece: 12.5x /18B
Magnification: 4X 6X 10X 16X 25X main scope. 6X 10X 16X assistant scope
Diameter of Visual Field: Ø58mm, Ø38mm, Ø23mm, Ø14mm, Ø9mm
Working Distance: 190mm 240mm 290mm
Adjustment Range of Pupil Distance: 50mm-70mm
Coaxial Illumination: >=50000LX