Tests below 200 nanometer resolution
High Contrast Chrome on Quartz Glass
Conforms to 1951 US Air Force MIL-STD-150A
Starts at Group 4, Element 1; (31 micron spacing)
Guaranteed to Group 11, Element 3 (200 nanometer spacing)

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.4 inch
Height : 2.3 inch
Length : 6.7 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B018OZE88C