microscope coarse focus block focusing rack N adaptor E arm 32mm post hole

Focus mount set up the correct distance between the lens of the stereo microscope body and the top of your sample, in order sample to appear in focus when looking through the microscope.
Microscope focus mount adjusted by Coarse and fine mechanism knob and tension adjustment.
Other name focus mount focusing bracket focus rack focus block focus holder

N adaptor ,focus distance 50mm, post diameter focusing rack 32mm
Holder type N adaptor
Focus mode namual
Focus distance 50mm
Coarse focusing rotation 22mm
Post pole diameter 32mm
Material metal