Reticle Ruler 1 Inch 200 Divisions

KR-290 Ruler reticle 1" in 200 divisions. Learn how to make accurate measurements when using your reticle here and learn about calibrating your microscope here. Reticle is available in a number of different diameters, select desired diameter when ordering.

• Divisions: 0.005" with 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.

• Numbering Options (select when ordering):
  KR-290 = 0, 0.10, 0.20 - 1.00" ever 20th division.
  KR-290A = Numbered 0-200 every 10.

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