Reticle Grid 16mm Squares 1,600 Total

KR-480 glass eyepiece reticle. Grid 16mm x 16mm. 1,600 squares total (40x40) 0.4mm squares with numbers and letters. Diagonal equals 22.6mm. Available in a variety of diameters, select below when ordering.

Each Square = 0.4mm x 0.4mm 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+/-0.2mm
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.