Coating:

Low Reflection Chromium First Surface

Diameter (mm):

27.00 ±0.050

Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

White Ivory Soda Lime Glass

Line Width (mm):

0.0254 ±0.0025

Optical Density OD (Average):

OD > 3.0

Pattern Diameter (mm):

10

Surface Quality:

40-20

Thickness (inches):

1/8

Thickness (mm):

3.20

Edges:

Smoothed for Safe Handling

Accuracy (mm):

±0.002

Surface Flatness (P-V):

1λ

Reflection (%):

< 5% @ 550nm

Pattern Type:

10 Concentric Circles Centered on Crosshairs in 0.5mm Radius Steps

RoHS 2015:

Reach 209:

Certificate of Conformance:

27mm Diameter, White Ivory Glass Concentric Circles Reticle Target