Description
Compound Microscope by Cooke, Troughton & Simms and a Toolmaker's Microscope, compound microscope with monocular and binocular eyepieces, nosepiece with four lenses, rack focus moving the stage with micrometer adjustments in two directions; the Mitutoyo Type B1 tool maker's compound microscope with monocular eyepiece, spring action XY stages with micrometer...