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Miller Squares Ratio 9:1
Eyepiece Reticle with Miller Squares pattern, 7x7 mm large square. The ratio of large to small square is 9:1
NE57
£71.02 - £90.68
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0.015mm +/-0.003mm
Soda Lime 1.5mm thick
+0/-0.1mm
+/-0.010mm
Correct reading through glass