209.00 Retail price SKU: 78940291 Categories: ,

Proportion grading graticule for SM optics

Auxiliary eyepiece to replace one of those supplied as standard for general purposes. This eyepiece allows to grade the cut and the proportions of polished gemstones.

A very useful and cheap solution for cut grade analysis of gemstones, a convenient system using the microscope optics.

Key points:

  • available only for 10X magnification
  • only for SM optics
  • reticule with protractor and crosshair


Technical specifications 
Eyepiece tube diameter⌀ 30 mm