T/COEMA 23O-2025 Active Group standards

T/COEMA 23O-2025 Technical Specification for Ultra High-Definition Imaging Optical Lenses

Publish Date: 2025-08-27 Implement Date: 2025-09-07 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/COEMA 23O-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Medical optical instruments and equipment, and endoscopes

ICS Name: Photographic equipment, projectors

Publish Date: 2025-08-27

Implement Date: 2025-09-07

Development Information

Related Standards

GB/T 7242-1987 Replaced

GB/T 7242-1987 Centering errors of lenses

Publish Date: 1987-02-06

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

Publish Date: 1988-04-12

GB/T 13157-1991 Active

GB/T 13157-1991 Overall electro-acoustic frequency response for reproduction of 35mm optical sound track—Reproduction characteristics

Publish Date: 1991-09-16

GB/T 13964-1992 Replaced

GB/T 13964-1992 Photographic machinery—Vocabulary

Publish Date: 1992-12-17

GB/T 13985-1992 Replaced

GB/T 13985-1992 Operating force and strength of camera

Publish Date: 1992-12-19

GB/T 13986-1992 Abolished

GB/T 13986-1992 Photoelectric method for measuring exposure in focal planes of camera

Publish Date: 1992-12-19