KR-421 glass eyepiece reticle whipple. Whipple 0.400" x 0.400". 64 squares total (8x8). One square in 25 squares (5x5). Diagonal = 0.56". Available in a variety of diameters, select below when ordering.
Each Large Square = 0.50" when using 1x objective.
Each Small Square = 0.10" 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.
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KR-421 glass eyepiece reticle whipple. Whipple 0.400" x 0.400". 64 squares total (8x8). One square in 25 squares (5x5). Diagonal = 0.56". Available in a variety of diameters, select below when ordering.
Each Large Square = 0.50" when using 1x objective.
Each Small Square = 0.10" 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.
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