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GB/T 10073-2021: Methods of evaluation for image quality of electrostatic copies
Status: Valid GB/T 10073: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 10073-2021 | English | 229 |
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Methods of evaluation for image quality of electrostatic copies
| Valid |
GB/T 10073-2021
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| GB/T 10073-2008 | English | 439 |
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Methods of evaluation for image quality of electrostatic copes
| Obsolete |
GB/T 10073-2008
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| GB/T 10073-1996 | English | 559 |
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Methods of evaluation for image quality of electrostatic copies [including MODIFICATION 1]
| Obsolete |
GB/T 10073-1996
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| GB 10073-1988 | English | RFQ |
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Methods of evaluation for image quality of electrostatic copies
| Obsolete |
GB 10073-1988
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PDF similar to GB/T 10073-2021
Standard similar to GB/T 10073-2021 DY/T 8 GB/T 45601 GB/T 16981 Basic data | Standard ID | GB/T 10073-2021 (GB/T10073-2021) | | Description (Translated English) | Methods of evaluation for image quality of electrostatic copies | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N47 | | Word Count Estimation | 12,121 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 10073-2021: Methods of evaluation for image quality of electrostatic copies---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.
Methods of evaluation for image quality of electrostatic copies
ICS 37.100.01
CCSN47
National Standards of People's Republic of China
Replace GB/T 10073-2008
Evaluation Method of Image Quality of Electrostatic Copies
Released on 2021-10-11
2022-05-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Table of contents
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Test environment and conditions 1
4.1 Test environment 1
4.2 Test condition 1
5 Testing equipment and materials 1
5.1 Reflection Density Meter 1
5.2 Whiteness meter 2
5.3 Friction testing machine 2
5.4 Vernier caliper and steel ruler 2
5.5 Scale magnifier 2
5.6 Reading microscope 2
5.7 Test version 2
5.8 Test paper 2
6 Evaluation item 2
7 Test method 3
7.1 Starting line error 3
7.2 Image tilt error 3
7.3 Diagonal error 4
7.4 Relative margin error 4
7.5 Proportional error 4
7.6 Image density 4
7.7 Bottom gray 4
7.8 Density non-uniformity 4
7.9 Density change 5
7.10 Level 5
7.11 Resolution 5
7.12 Fixing fastness 5
7.13 Missing 6
7.14 Black dot 6
7.15 White Point 6
7.16 Ghost 6
7.17 Printed product is abnormal 6
7.18 Reproduction and copy resolution 6
Appendix A (normative) Basic requirements for friction testing machine 7
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 of Standardization Documents"
Drafting.
This document replaces GB/T 10073-2008 "Method for Evaluation of Image Quality of Electrostatic Copies", and compared with GB/T 10073-2008, except
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
---Changed part of the content of the reference implementation in the scope (see Chapter 1, Chapter 1 of the.2008 edition);
---Deleted GB/T 13334-2008 and other normative reference documents (see Chapter 2 of the.2008 edition);
---Added GB/T 13963-2012, GB/T 24988, GB/T 28625-2012 and other normative reference documents (see Chapter 2);
---Added terms and definitions (see Chapter 3);
---Changed the illuminance and test conditions of the test bench (see 4.1, 4.2, 3.1.2, 3.2 of the.2008 edition);
--- The requirements for reflection densitometers and diffuse reflection materials have been deleted (see 4.1 and 4.2 of the.2008 edition);
---Added requirements for whiteness meter and test paper (see 5.2, 5.8);
---The requirements for vernier calipers and reading microscopes have been changed (see 5.4, 5.6, and 4.4, 4.5 of the.2008 edition);
--- Deleted the requirements for linear meter ruler and paper base (see 4.4 and 4.6 of the.2008 edition);
---Evaluation items such as edge effect, linearity of straight line, center position deviation, background imprinting, and effective copy size have been deleted (see.2008
Version 5.14, 5.15, 5.16, 5.17, 5.19);
---Added evaluation items such as black dots, white dots, and ghost images (see Chapter 6);
--- Deleted the basic requirements in the test method (see 6.1 of the.2008 edition);
--- Changed Figure 1 in the starting line error (see Figure 1, Figure 3 of the.2008 edition);
---The calculation formulas for the starting line error, image tilt error, and scale error have been changed (see 7.1, 7.2, 7.5, 6.8,.2008 edition
6.9, 6.12);
---Added test methods for bottom gray, black dots, white dots and ghost images (see 7.7, 7.14, 7.15, 7.16);
--- Deleted Figure 2 of the resolution in the test method (see Figure 2 of the.2008 edition);
---Changed the test methods for levels, missing prints, and abnormal prints (see 7.10, 7.13, 7.17, 6.6, 6.14, 6.19 in the.2008 edition);
---Deleted test methods such as edge effect, linearity of straight line, center position deviation, background imprinting, and effective copy format (see.2008
Version 6.15, 6.16, 6.17, 6.18, 6.20);
---Change the basic requirements of the friction testing machine (see Appendix A, Appendix A of the.2008 edition);
--- Deleted Appendix B (see Appendix B of the.2008 edition).
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents.
This document was proposed by China Machinery Industry Federation.
This document is under the jurisdiction of the National Copier Machinery Standardization Technical Committee (SAC/TC147).
This document was drafted by. Tianjin Copy Technology Co., Ltd., Zhuhai Tianwei Feima Printing Consumables Co., Ltd., Zhuhai Pantu Electronics Co., Ltd.
Division, Tianjin Synthetic Materials Industry Research Institute Co., Ltd., Shanghai Fuji Xerox Co., Ltd., Sharp Office Equipment (Changshu) Co., Ltd., Canon
(China) Co., Ltd., Shenzhen World R&D Management Consulting Co., Ltd., Deli Group Co., Ltd., Ricoh Creative Intelligence Co., Ltd., Konecranes
Kaminolta (China) Investment Co., Ltd., Beijing Laisheng High-tech Co., Ltd., Zhuhai United Tianrun Printing Consumables Co., Ltd., Guangdong New
High-end Industrial Co., Ltd., Hubei Dinglong Holding Co., Ltd., Hewlett-Packard Printer (Shandong) Co., Ltd., Toshiba TEC Information System (Shenzhen)
Shenzhen) Co., Ltd.
The main drafters of this document. Kuang Yaming, Qiao Huaixin, Wang Hengbo, Wang Xuehui, Wang Haoyu, Wang Zhengliang, Lu Junhe, Liu Shengying, Huang Youtao,
Miao Hu, Chen Ting, Dong Yingjie, Wu Hongbo, Wu Xiaoqin, Zhang Ping, Shao Hua, Chen Songchang.
The previous releases of this document and the documents it replaced are as follows.
---First released in 1988 as GB 10073-1988;
---The first revision in.1996, the mandatory national standard was changed to the recommended national standard;
---The second revision in.2008;
---This is the third revision.
Evaluation Method of Image Quality of Electrostatic Copies
1 Scope
This document describes the image quality evaluation method for xerographic copies.
This document is suitable for the evaluation of the image quality of printed products of black and white xerographic copiers (including multifunction machines), as well as for consumable materials
(Such as. photoconductor drum, toner, etc.) related to the evaluation of the image quality of printed products. Refer to the evaluation of printed image quality of other types of copying equipment
implement.
2 Normative references
The content of the following documents constitutes an indispensable clause of this document through normative references in the text. Among them, dated quotations
Only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
This document.
GB/T 4591 Electrostatic image test version
GB/T 13963-2012 Terminology for electrostatic photocopying (including multi-function) equipment
GB/T 24988 copy paper
GB/T 28625-2012 color copier test version
JB/T 8273 Xerography all black test version
JB/T 8274 Copy image missing test version
3 Terms and definitions
The terms and definitions defined in GB/T 13963-2012 apply to this document.
4 Test environment and conditions
4.1 Test environment
The test environment is as follows.
a) Ambient temperature. 18℃~28℃, relative humidity. 40%~60%;
b) Illumination of the test bench. 500lx~1500lx.
4.2 Test conditions
4.2.1 Before the test, the sample should be placed in the test environment specified in 4.1a) for more than 2h before the test can be carried out.
4.2.2 When measuring with a reflection densitometer, it should be set to an absolute density value, and 5 sheets of copy paper of the same batch as the sample should be laid under the sample.
5 Testing equipment and materials
5.1 Reflection Density Meter
Repeatability is less than or equal to 0.01D.
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