Reticle Cross-Line with 45 Degree Increments Numbered

KR-304A Crossline glass eyepiece reticle 360° with 45° increments, each line numbered, in all quadrants. Available in a variety of diameters (select below when ordering). Note: Minimum glass diameter this pattern can be applied to is 21mm.

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.
Angular Accuracy: Within 5 min. of arc

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