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R12 Ronchi Ruling 2 Lines/mm
Pattern R12 Description Ronchi Ruling 2 Lines/mm
Transmission Grating 2 Lines per mm
Glass Type and Thickness
B270 1.5mm thick
Dimensions
50mm x 50mm
Method
Vacuum Deposited Chrome on Glass
Pattern
Ruled over the entire surface
Line Thickness
0.25mm ± 0.003mm
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| Resolution Charts and Gratings | DOWNLOAD |
Order code
21B01270
21B01270
Price
£210.06
£210.06
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for illustrative purposes only