Microscope Eyepiece Reticules (Graticules) 

NE47 Concentric Circles 2mm-20mm

Eyepiece Reticle with 10 Concentric Circles ranging in size from 2mm to 20mm diameter in 2mm steps. 5th circle has dashed lines

Technical Specification

Line Thickness
0.024mm +/-0.003mm

Glass Type and Thickness
Soda Lime 1.5mm thick

Overall Tolerance
+/-0.010mm

Diameter Tolerance
+0/-0.1mm

Cross Line Length
To outside diameter

Orientation
Correct reading through glass