GA/T 1671-2019 English PDF

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GA/T 1671-2019: Forensic sciences--General technical specifications for wide-range and high-power footprint lights
Status: Valid

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Basic data

Standard ID: GA/T 1671-2019 (GA/T1671-2019)
Description (Translated English): Forensic sciences--General technical specifications for wide-range and high-power footprint lights
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 10,141
Date of Issue: 2019
Date of Implementation: 2019-12-01
Issuing agency(ies): Ministry of Public Security

GA/T 1671-2019: Forensic sciences--General technical specifications for wide-range and high-power footprint lights

---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.
Forensic sciences--General technical specifications for wide-range and high-power footprint lights ICS 13.310 A92 Public Safety Industry Standards of the People's Republic of China Forensic science general technical requirements Published on October 14,.2019 2019-12-01 Implementation Issued by the Ministry of Public Security of the People's Republic of China

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the National Criminal Technology Standardization Technical Committee Criminal Technical Products Sub-Technical Committee (SAC/TC179/SC8) And put it together. This standard was drafted by. Physical Evidence Appraisal Center of the Ministry of Public Security, Beijing Hewei Yongtai Technology Co., Ltd. The main drafters of this standard. Fei Yunjian, Cai Yidong, Hu Yi, Liao Caiyi, Shi Weigang, Lu Liang, Ma Jiqiang. Forensic science general technical requirements

1 Scope

This standard specifies the technical requirements, test methods, inspection rules, signs, packaging, transportation, and storage of forensic scientific wide-amplitude light trail lamps. This standard is applicable to the technical requirements of wide-strength light trail lamps in the field of forensic science.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 2423.1-2008 Environmental testing for electrical and electronic products Part 2.Test methods Test A. Low temperature GB/T 2423.2-2008 Environmental testing for electrical and electronic products Part 2.Test methods Test B. High temperature GB/T 2423.3-2016 Environmental Test Part 2.Test Method Test Cab. Constant Damp Heat Test GB/T 2423.10-2019 Environmental Test Part 2.Test Method Test Fc. Vibration (Sinusoidal) GB/T 9969-2008 General Instructions for Use Manual of Industrial Products JB/T 82501.7-1999 photographic machinery packaging, transportation, storage conditions and test methods

3 Technical requirements

3.1 Product appearance The appearance of the product should meet the following conditions. a) Neat and clean, free from cracks, damage and scratches. There is no deformation of plastic parts, no discoloration and permanent stains on the surface. The metal shell is smooth and clean, The surface coating can not expose the underlying metal without blistering, nicks, burrs, pitting, coating peeling and sand grains. b) The switch has an indicator. c) The product name, warning mark and other handwriting are complete and free of defects. d) The actual functions are completely consistent with the various functional instructions. e) The optical parts are free of mold spots, scars, ripples, bubbles and sand grains. f) The reflective surface of the reflector is bright and does not change color, and there is no putty, white spots, scratches and pits. 3.2 Optical performance 3.2.1 Output light width At the front end of the light source 50cm, the width of the spot is not less than 100cm. 3.2.2 Uniformity of output light The light uniformity is not less than 80%. 3.2.3 Output light intensity The illuminance at the 50cm front of the light source is not less than 3200lx. ......

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