Optics and optical instruments - Environmental test methods - Part 21: Combined low pressure and ambient temperature or dry heat (ISO 9022-21:1998)— 5 стр.
37.020 Optical. Including microscopes, telescopes, binoculars, optical materials, optical components and optical systems / Оптическое оборудование. Включая микроскопы, телескопы и т.д.
