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BS ISO 14490-3:2021
Optics and photonics. Test methods for telescopic systems Test methods for telescopic sights (British Standard)
ISO 14490-3:2016 specifies test equipment and test procedures for determination of the following optical characteristics of telescopic sights:
- axial parallax;
- parallax;
- eye relief range;
- reticle tracking;
- line of sight shift due to zooming;
- line of sight shift due to focusing.
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British Standards Institution [bsi]
British Standards Institution [bsi]