Optics and optical instruments. Test methods for telescopic systems - Test methods for basic characteristics Ingestion-build-224916 The method is applicable to

The method is applicable to anodic oxidation coatings sealed in an aqueous medium

Bleaching is used to remove or convert undesired by-products to harmless ones from fats and oils

mainly used for audio equipment

Part 1 of this standard specifies the requirements and acceptance conditions for the raw materials - resins

Optics and optical instruments. Test methods for telescopic systems - Test methods for basic characteristics Ingestion-build-224916 The method is applicable to1 Scope This part of ISO 14490 specifies the test methods for the determination of the following basic characteristics of telescopic systems and observational telescopic instruments: angular magnification (see Clause 4); entrance pupil diameter (see Clause 5); exit pupil diameter and eye relief (see Clause 6); angular field of view in the object space (see Clause 7); angular field of view in the image space (see Clause 8); angular field of view in the