1 Scope
This part of ISO 14490 is applicable to amateur astronomical telescopes.
For general optical test methods of telescopic systems see ISO 14490-1.
BS ISO 14490-4:2005 history
2006BS ISO 14490-4:2006 Optics and optical instruments - Test methods for telescopic systems - Test methods for astronomical telescopes
2006BS ISO 14490-4:2005 Optics and optical instruments. Test methods for telescopic systems - Test methods for astronomical telescopes