ISO/TC 172/SC 4 : ISO 14490-4:2005, Optics and optical instruments - Test methods for telescopic systems - Part 4: Test methods for astronomical telescopes
Product Description
ISO 14490-4:2005 is applicable to amateur astronomical telescopes. For general optical test methods of telescopic systems see ISO 14490-1. This title may contain less than 24 pages of technical content.
