Microscope Eyepiece Reticules (Graticules) 

NE22 Concentric Circles 0.5mm-12mm

Eyepiece Reticle with 24 Concentric Circles with clear segment, ranging in size 0.5mm to 12mm diameter in 0.5mm steps.

Technical Specification

Line Thickness
0.021mm +/-0.003mm

Glass Type and Thickness
Soda Lime 1.5mm thick

Overall Tolerance
+/-0.005mm

Diameter Tolerance
+0/-0.1mm

Orientation
Correct reading through glass