Optics and optical instruments. Test methods for telescopic systems - Test methods for binocular systems Ingestion-build-143074 With the help of ISO

With the help of ISO 1518‑1

BS EN IEC 62031 will help you in marking independent

implementation and revision of the quality plan

or dependent action (slowly make and break) contact elements designated (2) in Clause 5

Optics and optical instruments. Test methods for telescopic systems - Test methods for binocular systems Ingestion-build-143074 With the help of ISO1 Scope This part of ISO 14490 is applicable to binocular telescopic systems and specifies the test methods for determination of the following characteristics: non parallelism of the axes of bundles of rays emergent from the eyepieces; interpupillary distance; relative difference in magnification; focusing difference between telescopes of binocular systems.