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GA/T 591-2023 English PDF

Q: How long will the true-PDF of English version of GA/T 591-2023 be delivered?

Upon your order, we will start to translate GA/T 591-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

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Q: Should I purchase the latest version GA/T 591-2023?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GA/T 591-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$159.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GA/T 591-2023: Forensic sciences - Specifications for photographic equipment
Status: Valid

GA/T 591: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA/T 591-2023	159	Add to Cart	3 days	Forensic sciences - Specifications for photographic equipment	Valid
GA/T 591-2006	279	Add to Cart	3 days	Specification of equipment for forensic photography	Obsolete

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Basic data

Standard ID: GA/T 591-2023 (GA/T591-2023)
Description (Translated English): Forensic sciences - Specifications for photographic equipment
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 8,892
Date of Issue: 2023-03-01
Date of Implementation: 2023-12-01
Issuing agency(ies): Ministry of Public Security

GA/T 591-2023: Forensic sciences - Specifications for photographic equipment

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 13.310 CCSA92 Public safety industry standards of the People's Republic of China Replace GA/T 591-2006 Forensic Science Photography Equipment Technical Conditions Published on 2023-03-01 Implemented on 2023-12-01 Released by the Ministry of Public Security of the People's Republic of China

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. This document replaces GA/T 591-2006 "Technical Conditions for Criminal Photography Equipment". Compared with GA/T 591-2006, except for structural adjustments and In addition to editorial changes, the main technical changes are as follows. ---Changed the content of the scope (see Chapter 1, Chapter 1 of the.2006 edition); --- Added normative reference documents (see Chapter 2, Chapter 2 of the.2006 edition); ---Added terms and definitions (see Chapter 3); ---Deleted regular camera content (see 3.1 of the.2006 version); ---Changed the title of Chapter 4 (see Chapter 4, Chapter 3 of the.2006 edition); ---Added other imaging equipment content (see 4.2); ---Changed the technical conditions of the lens (see Chapter 5, Chapter 4 of the.2006 edition); ---Deleted the close-up attachment of Chapter 5 (see Chapter 5 of the.2006 edition); ---Deleted the color temperature conversion filter (see.2006 version 6.5); --- Added spectral imaging filter (see 7.6); ---Changed the requirements for optical fiber condenser light sources (see 8.3); ---Deleted the long and short wave UV remake station (see 8.5,.2006 version of 8.5); ---Changed the content of the special background curtain for prisoner photography (see 9.1,.2006 version of 9.1); ---Deleted the content of photosensitive materials (see Chapter 10 of the.2006 edition); ---Deleted the content of printing equipment (see Chapter 11 of the.2006 edition); ---Added output device content (see Chapter 10); ---Changed the content related to remake and projection equipment (see Chapter 11, Chapter 12 of the.2006 edition). Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents. This document is proposed and submitted by the Photographic Inspection Sub-Technical Committee of the National Criminal Technology Standardization Technical Committee (SAC/TC179/SC5). Return to home. This document was drafted by. Physical Evidence Identification Center of the Ministry of Public Security and Jilin Provincial Public Security Department. The main drafters of this document. Li Zhigang, Xu Xiaojing, Xu Lei, Huang Wei, Yu Tao, and Li Chuang. The previous versions of the documents replaced by this document are as follows. ---First published as GA/T 591-2006 in.2006; ---This is the first revision. Forensic Science Photography Equipment Technical Conditions

1 Scope

This document specifies imaging equipment, lenses, filters, tripods, light sources, backdrops, output devices, reproduction and projection in the field of forensic science. technical conditions of the video equipment. This document applies to photographic equipment involved in the field of forensic science.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document. GB/T 9917.1 Photographic lenses Part 1.Zoom lenses GB/T 9917.2 Photographic lenses Part 2.Fixed focal length lenses GB/T 20733 Digital camera terminology GB/T 29298 General specifications for digital (coded) cameras GB/T 29350-2012 Forensic Science Digital Imaging Technology Rules GA 235 General technical requirements for police multi-band light sources JB/T 12974 General rules for glass filters for photography

3 Terms and definitions

The terms and definitions defined in GB/T 20733 apply to this document.

4 Imaging equipment

4.1 Digital camera 4.1.1 Digital cameras used in forensic science photography should comply with the requirements of GB/T 29298. 4.1.2 Choose the imaging device as charge coupled device (CCD) or complementary metal oxide semiconductor device (CMOS) with a frame size equivalent to A small single-lens reflex camera of 36mm×24mm or 60mm×45mm or larger. 4.1.3 The geometric size of the imaging device used should not be less than 23.7mm×15.6mm. 4.1.4 The body and lens are detachable, the lens is replaceable, and close-up accessories can be connected between the two. 4.1.5 The camera body should be equipped with a single-lens reflex viewfinder and a color LCD viewfinder display. 4.1.6 The chromaticity information of the color management system should be no less than 24 bits, and the chromaticity information of each of the three primary colors of red, green and blue should be no less than 12 bits. 4.2 Other imaging equipment UAVs with camera functions, three-dimensional imaging collectors, spectral imagers, scanners, industrial cameras, mobile phones and other equipment. The image resolution of the equipment's photographic results should not be less than 800,000 dpi in the ultraviolet, visible, and near-infrared short-wave range, and should not be less than 800,000 dpi in the near-infrared long-wave range. The circumference should not be less than 300,000 dpi. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GA/T 591-2023_English be delivered?

Answer: Upon your order, we will start to translate GA/T 591-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GA/T 591-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GA/T 591-2023_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GA/T 591-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GA/T 591-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.