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ISO 14490-3:2021
M00001724
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ISO 14490-3:2021 Optics and photonics - Test methods for telescopic systems - Part 3: Test methods for telescopic sights
standard by International Organization for Standardization, 03/01/2021
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ISO 14490-3:2021 specifies test equipment and test procedures for determination of the following optical characteristics of telescopic sights:
axial parallax;
parallax;
eye relief range, eye relief, critical eye relief;
reticle tracking;
line of sight shift due to zooming;
line of sight shift due to focusing.