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R65 Star Test Target 10º
Pattern R65 Description Star Test Target 10º
Star Test Chart with 36 Sectors, 10 degree pitch
Also known as Siemens or Sunburst Pattern. It is used qualitatively to demonstrate focusing effects, optical astigmatism and for rapid assessment of focal plane.
Glass Type and Thickness
B270 Glass 1.5mm thick
Dimensions
50mm x 50mm
Method
Vacuum Deposited Chrome on Glass
Image Diameter
25mm
Unresolved Centre Core
0.2mm
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| Resolution Charts and Gratings | DOWNLOAD |
Order code
06B01091
06B01091
Price
£127.31
£127.31
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for illustrative purposes only