Reticle Grid 0.040 Inch Squares 100 Total Labeled

KR-469 glass eyepiece reticle. Grid 0.400" x 0.400". 100 squares total (10x10). Diagonal = 0.565". Labeled with numbers horizontal (1-10) and letters vertical (A-J). Available in a variety of diameters, select below when ordering.

Each Square = 0.040" when using 1x objective
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.