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R60 resolution chart NBS 25 chart, 20 lines/mm

R60 NBS 25 Test Chart

3-30 Lines per mm Chrome surface image B270 Glass 50mm x 50mm

A series of gratings diminishing in size as they go towards the central target. Lines range from 3 lines per mm to 20 lines per mm. Supplied as a positive high contrast chrome image on glass substrate 50mm x 50mm.

Also available in low contrast and negative form.

Code Title Pack Size Availability Price Updated: 30-05-2024
EMS68098-10 R60 resolution chart NBS 25 chart, 20 lines/mm Each See above Quote only Quote
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