Russian standards PDF

Optics and photonics. Optical details. Typical technological processes for applying three-layer achromatic antireflection coatings from solutions to optical parts for spectral ranges from 0,5 to 2,0 µm

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Optics and photonics. Optical crystals. Method for determination of bubbles using microscope

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Optics and photonics. Optical aluminized mirrors. Typical technological processes for applying protective coatings

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Welding of thermoplastics. Filler materials for welding of polymeric materials. General requirements

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Conformity assessment. Guidelines and examples of a scheme for the certification of processes

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Mining equipment. Face machines. Safety requirements for shearer loaders and ploughs

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