Reticle Dirt Estimation

KR-866 Dirt estimation reticle. (0.001, 0.003, 0.005, 0.007, 0.009, 0.011, 0.013). Reticle is available in a number of different diameters, select below when ordering.


Lines: Chrome deposition
Chamfer: 0.010" - 0.020"
Flatness: 2 waves or better
Centering: Within 0.005"
Glass Thickness: 1.5mm+/-0.1mm
Surface Quality: 20/10
Parallelism: 2 min.

NOTE: This is a special order product. Please allow 2-3 weeks for delivery. This item is not returnable.