GB/T 7242-1987
Replaced
GB/T 27510-2011
Active
National standards
GB/T 27510-2011 Fresnel lens in DLP,CRT,LCOS and LCD projection television screen
GB/T 27510-2011 Fresnel lens in DLP,CRT,LCOS and LCD projection television screen
Basic Information
Standard Code:
GB/T 27510-2011
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nLens
ICS Name:
Photographic equipment, projectors
Publish Date:
2011-10-31
Implement Date:
2012-01-01
Pages:
11 pages
Scope
This standard specifies the shape and structure, technical requirements, test methods, inspection rules and markings, packaging, transportation, and storage of Fresnel lenses for DLP, CRT, LCOS, and LCD projection televisions and projection displays (hereinafter referred to as lenses).
This standard applies to Fresnel lenses used in 43″ to 150″ DLP, CRT, LCOS, and LCD projection televisions and projection systems.
Development Information
Referenced Standards
GB/T 2410-2008 Determination of the luminous transmittance and haze of transparent plastics
GB/T 13384-1992 General specifications for packagings of mechanical and electrical products
GB/T 13384-2008 General specifications for packing of mechanical and electrical product
JB/T 9329-1999 Instrument transportation, basic environmental conditions for storage and transportation, and test methods
Related Standards
GB/T 9048-1988
Abolished
GB/T 9048-1988 Image area produced by 65mm and 70mm motion-picture camera aperture and maximum projectable image area on 70mm motion-picture prints—Positions and dimensions
GB/T 13157-1991
Active
GB/T 13157-1991 Overall electro-acoustic frequency response for reproduction of 35mm optical sound track—Reproduction characteristics
GB/T 13964-1992
Replaced
GB/T 13964-1992 Photographic machinery—Vocabulary
GB/T 13985-1992
Replaced
GB/T 13985-1992 Operating force and strength of camera
GB/T 13986-1992
Abolished