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T-50-2-N-CG

T-50-2-N-CG

by | Dec 20, 2017

Wedge shaped segments with 45 equal bar and space widths (8 degrees per cycle or 4 degrees per spoke) over a 360 degree circumference circle. Overall image size 50mm diameter. An ideal target for detecting Optical Astigmatism, Focus Errors and other aberrations. Can...
T-50-2-N-CG

T-50-2-N-OP

by | Dec 20, 2017

Wedge shaped segments with 45 equal bar and space widths (8 degrees per cycle or 4 degrees per spoke) over a 360 degree circumference circle. Overall image size 50mm diameter. An ideal target for detecting Optical Astigmatism, Focus Errors and other aberrations. Can...
T-50-2-P-CG

T-50-2-P-CG

by | Dec 20, 2017

Wedge shaped segments with 45 equal bar and space widths (8 degrees per cycle or 4 degrees per spoke) over a 360 degree circumference circle. Overall image size 50mm diameter. An ideal target for detecting Optical Astigmatism, Focus Errors and other aberrations. Can...
T-50-2-P-CG

T-50-2-P-TM

by | Dec 20, 2017

Wedge shaped segments with 45 equal bar and space widths (8 degrees per cycle or 4 degrees per spoke) over a 360 degree circumference circle. Overall image size 50mm diameter. An ideal target for detecting Optical Astigmatism, Focus Errors and other aberrations. Can...
T-50-2-N-CG

T-50-2-N-TM

by | Dec 20, 2017

Wedge shaped segments with 45 equal bar and space widths (8 degrees per cycle or 4 degrees per spoke) over a 360 degree circumference circle. Overall image size 50mm diameter. An ideal target for detecting Optical Astigmatism, Focus Errors and other aberrations. Can...