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Database: 365,228(8 Aug 2026)
picture image area screen picture photographic sound record motion-picture release prints-position optical sound tracks continuous ambulatory peritoneal dialysis semi-feed self-propelled combine harvesters polyethylene glycol monomethyl ether products
GB/T 4638-1997 in English

GB/T 4638-1997 in English

VALID

Picture image area and photographic sound record on 35mm motion-Picture release prints-Position and dimensions

  • Issued on:1997-06-28
  • Implemented on:1998-03-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $90.00
$88.00
Standard No: GB/T 4638-1997
Document status: VALID
Title in English: Picture image area and photographic sound record on 35mm motion-Picture release prints-Position and dimensions
Title in Chinese: 35mm电影发行拷贝上画面和光学声迹的位置和尺寸
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 1997-06-28
Implemented on: 1998-03-01
Superseding: GB 4638-1984 Picture image area and photographic sound record on 35mm motion-picture release prints--Position and dimensions
ICS Classification: 37.060.20-Motion picture films. Cartridges
Chinese Classification: A15-Film and Photographic Technology
Professional Classification: GB-National Standard
Related Keywords: picture image area
screen picture
photographic sound record
motion-picture release prints-position
optical sound tracks
Related Topics: issued
Decibel z in optics
trace
picture
potential on the sliding surface
GBT4638

本标准规定了35mm电影非变形画面的发行拷贝和具有横向压缩比为2∶1的变形画面、银幕画面高宽比为1∶2.35的发行拷贝上画面和光学声迹的位置和尺寸,以及激励光刃的尺寸与位置。


Scope

This standard specifies the position and size of the picture and optical sound tracks on distribution copies of 35mm films with non-anamorphic pictures and distribution copies with anamorphic pictures with a lateral compression ratio of 2:1 and a screen picture aspect ratio of 1:2.35, as well as incentives. The size and position of the light blade.

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