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lens group

lens group, Total:23 items.

In the international standard classification, lens group involves: Medical equipment, Lamps and related equipment, Optoelectronics. Laser equipment, Optical equipment, Photography.

Taiwan Provincial Standard of the People's Republic of China, lens group

• CNS 6974-1981 Test Lens Set
• CNS 6973-1981 Settled Lens Set

Korean Agency for Technology and Standards (KATS), lens group

• KS P 4402-2007(2017) Test lens set
• KS P 4402-1979 Test lens set

KR-KS, lens group

• KS P 4401-2022 Settled lens set
• KS P 4402-2007(2022) Test lens set

RO-ASRO, lens group

• STAS 10150-1978 SPECTACLE LENSES

PL-PKN, lens group

• PN Z53090-1986 Spectacle lenses

RU-GOST R, lens group

• GOST R 51044-1997 Spectacle lenses. General specifications
• GOST 8778-1981 Blanks for spectacle lenses. Technical conditions
• GOST 11946-1978 Lenses and sets of lenses of railway transport lightsignal. Luminous intensity and local distance measuring methods

US-DOT, lens group

• DOT MIL-L-21247 (2)-1958 LENSES, BEACON LIGHT, 300MM
• DOT MIL-L-21301 (2)-1960 LENSES, BEACON LIGHT, 200MM

Standard Association of Australia （SAA）, lens group

• AS 2228.1:1992 Spectacles - Spectacle lenses

PT-IPQ, lens group

• NP EN ISO 14889:2000 Ophthalmic optics Spectacle lenses Fundamental requirements for uncut finished lenses(ISO 14889-1997)

International Organization for Standardization (ISO), lens group

• ISO/TR 28980:2007 Ophthalmic optics - Spectacle lenses - Parameters affecting lens power measurement

CZ-CSN, lens group

• CSN 70 7111-1987 Spectacle monofocal lenses Tolerances, technical specifications and testing methods

Association Francaise de Normalisation, lens group

• NF S11-420*NF EN ISO 14889:2014 Ophthalmic optics - Spectacle lenses - Fundamental requirements for uncut finished lenses

German Institute for Standardization, lens group

• DIN 58208:2007 Ophthalmic optics - Definitions and symbols of spectacle lenses in connection with the human eye

British Standards Institution (BSI), lens group

• BS EN ISO 9342-2:2006 Optics and optical instruments - Test lenses for calibration of focimeters - Test lenses for focimeters used for measuring contact lenses
• BS EN ISO 9342-2:2005 Optics and optical instruments - Test lenses for calibration of focimeters - Test lenses for focimeters used for measuring contact lenses
• BS EN ISO 9342-1:2005 Optics and optical instruments - Test lenses for calibration of focimeters - Test lenses for focimeters used for measuring spectacle lenses

American National Standards Institute （ANSI), lens group

• ANSI PH3.616-1990 Photography (Optics) - Antireflection Coatings for Photographic Lenses - Performance Specifications and Methods for Testing

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