images provided for illustrative purposes only
Concentric Circles 0.25mm-2.5mm
Eyepiece Reticle with 10 Concentric Circles ranging in size from 0.25mm to 2.5mm diameter in 0.25mm steps. 5th circle has dashed lines
NE42
£71.05 - £90.68
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0.008mm +/-0.002mm
Soda Lime 1.5mm thick
+/-0.005mm
+0/-0.1mm
5.25mm approx.
Correct reading through glass