Reticle 20 Concentric Circles Radii 0.001"R - 0.020 Inch R for 10x Objective

KR-526 Concentric circles Radii reticle (20 circles) with diameters equal 0.001"R - 0.020"R when using a 10x objective lens. Actual values = 0.01"R - 0.20"R. With crossline. Numbered 0.20, 0.15, 0.10, 0.005 every 5th circle on each leg of crossline. 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: 0.001"R - 0.020"R when using 10x objective. Actual values = 0.01"R - 0.20"R
• 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.