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GB/T 43590.503-2024 English PDF

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GB/T 43590.503-2024: Laser display devices - Part 5-3: Measuring methods of image quality for laser projection displays
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GB/T 43590.503-2024English459 Add to Cart 4 days [Need to translate] Laser display devices - Part 5-3: Measuring methods of image quality for laser projection displays Valid GB/T 43590.503-2024

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Basic data

Standard ID GB/T 43590.503-2024 (GB/T43590.503-2024)
Description (Translated English) Laser display devices - Part 5-3: Measuring methods of image quality for laser projection displays
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard L53
Classification of International Standard 31.120
Word Count Estimation 22,278
Date of Issue 2024-03-15
Date of Implementation 2024-07-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 43590.503-2024: Laser display devices - Part 5-3: Measuring methods of image quality for laser projection displays


---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 31.120 CCSL53 National Standards of People's Republic of China Laser display devices Part 5-3.Laser projection display (screen) images Quality testing methods Released on 2024-03-15 2024-07-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface I Introduction II 1 Scope 1 2 Normative references 1 3 Terms, definitions and abbreviations 1 3.1 Terms and Definitions 1 3.2 Abbreviations 2 4 Standard measurement conditions 2 4.1 General requirements 2 4.2 Standard atmospheric conditions 2 4.3 Standard darkroom conditions 2 4.4 Stabilization time 2 4.5 Power supply conditions 2 4.6 Standard test signal 2 4.7 Measuring coordinate system 3 4.8 Standard measuring equipment 3 4.9 Standard measurement conditions 4 4.10 Standard Setting Conditions 5 4.11 Standard test signal graph 7 5 Test Methods 8 5.1 Brightness Non-Uniformity 8 5.2 Contrast Inhomogeneity 9 5.3 Viewing angle 10 5.4 Chromaticity Non-Uniformity 11 5.5 Color Gamut12 5.6 Image Geometric Distortion 13 5.7 Flash 14 5.8 Still image resolution 16 References 19

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document is part 5-3 of GB/T 43590 "Laser display devices". GB/T 43590 has published the following parts. --- Part 1-2.Terms and text symbols; --- Part 5-1.Test methods for optical performance of laser front projection displays; --- Part 5-2.Optical measurement method for speckle contrast; --- Part 5-3.Laser projection display (screen) image quality test method; --- Part 5-4.Optical test method for colored speckle. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This document is under the jurisdiction of the National Technical Committee for Standardization of Electronic Display Devices (SAC/TC547). This document was drafted by. Zhejiang University, Zhejiang Sanse Optoelectronics Technology Co., Ltd., China Electronics Technology Standardization Institute, Hangzhou Santai Inspection Measurement Technology Co., Ltd. and Hisense Visual Technology Co., Ltd. The main drafters of this document are. Mou Tongsheng, Mou Xi, Zhao Ying, Wen Chunao, Wang Jianping, Zhao Yiling, Liu Weidong and Qiao Mingsheng.

Introduction

The new display industry is a strategic, basic and leading industry for national economic and social development. Laser display devices are new display The core components of the technology. In order to meet the production, manufacturing, inspection and import and export trade needs of laser display device products in my country, the laser display Device series standard. GB/T 43590 is intended to consist of the following parts. --- Part 1-2.Terminology and text symbols. The purpose is to establish the preferred terms, definitions and symbol. --- Part 5-1.Test method for optical performance of laser front projection display. The purpose is to establish the laser light source or containing laser light source Test method for optical performance of mixed light source front projector displays. --- Part 5-2.Optical measurement method for speckle contrast. The purpose is to establish the optical properties of laser light sources and mixed light containing laser light sources. A method for measuring the monochromatic speckle contrast of laser display devices with laser sources. --- Part 5-3.Laser projection display (screen) image quality test method. The purpose is to establish the laser projector and screen combination Testing method for image quality of full-frame laser projection display (screen). --- Part 5-4.Optical test method for colored speckle. The purpose is to establish an optical test method for colored speckle of laser display devices. method. --- Part 5-6.Test methods for optical performance of projection screens. The purpose is to establish the laser projection display screen based on the photometric characteristics Test method for optical performance of screen. --- Part 5-7.Test method for image quality of laser scanning display under the influence of speckle. The purpose is to establish the image quality of laser scanning display under the influence of speckle noise. A test method for the image quality of laser scanning displays on screens with no visible fluorescent light. --- Part 5-11.Optical test method for light source module. The purpose is to establish the optical performance test method for the light source module of laser display device method. --- Part 5-12.Opto-mechanical module test method. The purpose is to establish the performance test method of laser display opto-mechanical module. --- Part 5-16.Test methods for wavelength conversion components for laser display. The purpose is to establish the performance of wavelength conversion components for laser display. Can test methods. --- Part 5-18.Optical test method for fiber scanning laser display using grid type. The purpose is to establish the optical performance of fiber scanning devices using grid type. An optical test method for laser beam scanning imaging during format scanning. Laser display devices Part 5-3.Laser projection display (screen) images Quality testing methods

1 Scope

This document describes the measurement conditions and methods for the image quality of laser projection displays (screens). This document applies to the measurement of full-frame laser projection display (screen) image quality of laser projector and screen combination, including front projection and rear projection. Projection display. This document is not applicable to the measurement and evaluation of projection displays (screens) such as spot scanning.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 14857 Studio digital television coding parameter specification GB/T 20147-2006 CIE Standard Chromaticity Observer GB/T 26270-2010 Standard test signals for digital television receiving equipment GB/T 30117.5-2019 Photobiological safety of lamps and lamp systems Part 5.Projectors GB/T 43590.102-2023 Laser display devices Part 1-2.Terminology and text symbols GB/T 43590.501-2024 Laser display devices Part 5-1.Test methods for optical performance of laser front projection displays GY/T 155 Video parameter values for production and exchange of high-definition television programs GY/T 307 Parameters for programming and exchange of ultra-high definition television systems JJG211 Luminance meter verification procedures SJ/T 11644-2016 General Specification for Laser Micro Projectors ISO 11145 Optics and photonics - Lasers and laser-related equipment - Vocabulary and symbols IEC 61947-1.2002 Electronic projection measurement and key performance Part 1.Fixed resolution slide projectors (Electronicprojec- 3 Terms, definitions and abbreviations 3.1 Terms and Definitions The terms and definitions defined in GB/T 43590.501-2024, GB/T 43590.102-2023, ISO 11145 and JJG211 apply to This document.

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