GB/T 6996.12-1986 in English

SUPERSEDED

Gray scale test chart A of transparencies for television

Issued on:1986-01-01
Implemented on:1987-10-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $180.00
$175.00

Standard No:	GB/T 6996.12-1986
Document status:	SUPERSEDED
Superseded by:	GB/T 6996-2012 Test charts of transparencies for television
Superseded on:	2013-02-15
Title in English:	Gray scale test chart A of transparencies for television
Title in Chinese:	透射式电视灰度测试图 A型
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	1986-01-01
Implemented on:	1987-10-01
Professional Classification:	GB-National Standard
Related Keywords:	test chart transmissive tv grayscale test chart scale test chart a television scopethis standard test
Related Topics:	transmission ultra-compact TEM Diffraction pattern Diffraction pattern Small TEM grayscale Transmission peak width Field Emission Transmission Transmission gray scale test Microtransmissometer high transmission thickness flow density map analytical transmission Transmission Fiber Novel Transmission Technology Visibility miniature see-through device attempt three point perspective transmission???? Grayscale Transmission and Thickness transmission diffraction Transmissive light box thickness-like transmission transmission sample transmission sample Test grayscale card transmission electron image replica transmission sample Transmission Density Meter Perspective Transmittance 24 Gray scale test chart Billion Grayscale Type TEM flow density map Grayscale u3 Transmission intensity Gray scale test chart transmission+ Perspective Imaging Perspective GB/T 6996.12 GB/T 6996.12-1986 television Grayscale test Syringe transmittance test method

《GB/T 6996.12-1986透射式电视灰度测试图 A 型》由TC167（全国电真空器件标准化技术委员会）归口，主管部门为工业和信息化部（电子）。
本标准规定了透射式电视灰度测试图(A型)适用范围、规格、尺寸和光学密度等。本测试图主要供电视中心日常校正黑白及彩色摄像系统的伽玛校正；黑白电平及杂散光补偿和底色均匀性调整。

Scope

This standard specifies the applicable scope, specification, size and optical density of the transmissive TV grayscale test chart (Type A). This test chart is mainly used for daily calibration of black and white and gamma correction of color camera system in TV center; adjustment of black and white level and stray light compensation and uniformity of background color.

More samples: JGJ 94-2008 QC/T 942-2021 JC/T 2453-2018

Sample only — not a preview of GB/T 6996.12-1986

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