GA/T 582-2005Rules on investigative photography (English PDF)
现场照相方法规则
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Issued by
Ministry of Public Security of the People's Republic of China
Level / Type
National · Recommended
Issue date
December 26, 2005
Implementation date
May 1, 2006
Scope
GA/T 582-2005 is the English-translated version of 现场照相方法规则.
GA/T 582-2005 — This standard stipulates one-way photographing method, opposite photographing method, multi-directional photographing method, straight line continuous photographing method, rotary continuous photographing method and measuring photographing Rules for on-site photography methods such as law.
This standard is applicable to on-site photography of various criminal cases. The scenes of public security cases and disaster accidents can be implemented with reference to this standard.
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Document preview — GA/T 582-2005
National Standard of the People's Republic of China
- ICS
- 13.310
- Classification
- A 92
Contents
- Foreword
- 1 Scope
- 2 One-way photo method
- 2.1 Definition
- 2.2 Method
- 2.3 Application range
- 3 Opposite camera
- 3.1 Definition
- 3.2 Methods
- 3.3 Application range
- 4 Multi-directional photo method
- 4.1 Definition
- 4.2 Method
Foreword
This standard is proposed and managed by the National Criminal Technology Standardization Technical Committee Criminal Photography and Video Subcommittee.
This standard was drafted. People's Public Security University of China.
Drafter of this standard. Yang Yuzhu.
On-site camera method rules
1 Scope
This standard stipulates one-way photographing method, opposite photographing method, multi-directional photographing method, straight line continuous photographing method, rotary continuous photographing method and measuring photographing Rules for on-site photography methods such as law.
This standard is applicable to on-site photography of various criminal cases. The scenes of public security cases and disaster accidents can be implemented with reference to this standard.
2 One-way photo method
2.1 Definition
The one-way photographing method refers to a method of photographing a subject from a single direction.
2.2 Method
2.2.1 The choice of photo points should be compatible with the characteristics of the photographed object, the purpose of the photograph and the content and scope of the photograph.
2.2.2 When focusing, in addition to making the subject image clear, the scenes at different distances should be clearly imaged, that is, the scene in the whole picture should be clear.
2.3 Application range
On-site orientation photography, on-site overview photography, on-site key parts photography and on-site detailed photography.
3 Opposite camera
3.1 Definition
A method of photographing a subject in two opposite directions and an equal distance.
3.2 Methods
3.2.1 The two photographing points should be as close as possible to the center of the photograph or the target position.
correspond.
3.2.2 Prevent backlighting from appearing. If it appears, you can replace the camera point to avoid it or add a polarizer or hood to the camera lens.
In addition, the exposure should be increased when backlighting to ensure that the picture is consistent.
3.2.3 For the same scene, the picture control conditions should be basically the same, and the arrangement should be arranged in the above or below.
And give the appropriate text description.
3.3 Application range
Site orientation photography, site overview photography and on-site key photography.
4 Multi-directional photo method
4.1 Definition
A method of photographing a subject at equal distances from several different directions.
4.2 Method
4.2.1 According to the characteristics of the object to be photographed and the scene environment, determine the number and location of the photo points, which can be used as a three-way cross, cross, etc.
Take a photo.
4.2.2 The distance between each photographing point and the center point of the object should be basically the same.
4.2.3 The framing composition of each picture should handle the relationship between key points and all (or partial and overall).
4.2.4 For the same scene, the picture control conditions should be basically the same, arranged next to each other, and given appropriate text.
Description.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.
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