Microscope Eyepiece Reticules (Graticules) 

NG14 Counting Pattern

Eyepiece Reticle for Geological and Soil Analysis. 10mmx10mm square of 100 crosses in a 10x10 Array

Technical Specification

Simple counting for geological and soil analysis. Reference: L.G.Briarty. “Stereology : Methods for Quantitative Light and Electron Microscopy.” Sci. Prog. Oxf. 1975 62; 1-32

Glass Type and Thickness
Soda Lime 1.5mm thick

Diameter Tolerance
+0/-0.1mm

Orientation
Correct reading through glass