Stereo Microscope Focusing Rack With Standard 76mm Mounting Size
stereo microscope focusing rack bracket holder
Ball bearing focus system
Focusing Bracket Diameter 76MM mount microscope body
For track stand
1. Industry focus arm
2. With bind institution of industry.
3. Plane focus arm,Focused by rack and pinion w/ball bearing guide.
4. To view objective in vertical angle.
Focus mount single tension knob