Reticle 10 Concentric Circles 0.040 - 0.400 Inch

KR-531 Concentric circles reticle (10 circles) with diameters equal 0.040" - 0.400" with crossline. Numbered 0 - 10. 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 below when ordering.

• Diameters: 0.040", 0.080", 0.120", 0.160", 0.200", 0.240", 0.280", 0.320", 0.360", 0.400"
• Lines: Chrome deposition
• Chamfer: 0.010" - 0.020"
• Flatness: 2 waves or better
• Centering: Within 0.005"
• Tolerances: Unless otherwise stated +/-0.0002" (+/-5 microns)
• 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.