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GB/T 13739-2011: Test methods for laser beam widths, divergence angle and transverse mode
Status: Valid GB/T 13739: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 13739-2011 | English | 439 |
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Test methods for laser beam widths, divergence angle and transverse mode
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GB/T 13739-2011
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| GB/T 13739-1992 | English | 239 |
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Testing method of transverse mode of laser radiation
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GB/T 13739-1992
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PDF similar to GB/T 13739-2011
Basic data | Standard ID | GB/T 13739-2011 (GB/T13739-2011) | | Description (Translated English) | Test methods for laser beam widths, divergence angle and transverse mode | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L51 | | Classification of International Standard | 31.260 | | Word Count Estimation | 19,119 | | Date of Issue | 2011-12-30 | | Date of Implementation | 2012-05-01 | | Older Standard (superseded by this standard) | GB/T 13739-1992; GB/T 13740-1992; GB/T 13741-1992 | | Quoted Standard | GB 7247.1; GB/T 15313; GB/T 19022; ISO 11146-1; ISO/TR 11146-3 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 22 of 2011 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the laser beam widths, divergence angles of the test method, and transverse mode identification method. This standard applies to propagation in homogeneous media freedom and power density distribution in the dissemination of the same or orthogonal orientation of the laser beam beam widths, divergence angles of the test. This standard applies to laser radiation Gaussian beam transverse mode identification. This standard does not apply to array -based semiconductor lasers. | GB/T 13739-2011: Test methods for laser beam widths, divergence angle and transverse mode---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.
Test methods for laser beam widths, divergence angle and transverse mode
ICS 31.260
L51
National Standards of People's Republic of China
Replacing GB/T 13739-1992, GB/T 13740-1992, GB/T 13741-1992
Laser beam width, divergence angle of the test method
And identification methods transverse mode
Issued on. 2011-12-30
2012-05-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Preface Ⅰ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 Requirements 4
4 Requirements 4.1 Test Environment
4.2 Requirements for test equipment 4
4.3 Security 4
Select 4 4.4 Test Method
4.5 Test Preparation 4
5 laser beam width Test Method 5
5.1 Standard Test Method for laser beam width 5
5.2 Alternative test methods laser beam width 7
6 Laser beam divergence angle of 11 Test Method
6.1 Test Principle 11
6.2 Test Procedure 11
11 6.3 Test Results
7 transverse mode identification method 12
7.1 visual identification method 12
7.2 common transverse mode light spot pattern 12
Appendix A (informative) This standard and GB/T 13739-1992, GB/T 13740-1992 and GB/T 13741-1992
The main technical changes compared 13
Appendix B (normative) Test Method 15 holes scan
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 13739-1992 "transverse mode laser radiation authentication method", GB/T 13740-1992 "laser radiation divergence angle measurement
Test methods "and GB/T 13741-1992" laser radiation beam diameter test methods "and GB/T 13739-1992, GB/T 13740-
1992 and GB/T 13741-1992 compared to the main technical change is relatively large, informative details, see Appendix A.
Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents.
The standard proposed by China Machinery Industry Federation.
This standard by the National Optical radiation safety and laser equipment Standardization Technical Committee (SAC/TC284) centralized.
This standard was drafted. Beijing Optoelectronics Technology Institute, The 11th Institute of China Electronics Technology Group Corporation.
The main drafters of this standard. Wu Aiping, Duan Guang, Lu Yonghong, Li Jialun, Luo Zhijun, Zhao Hong.
This standard replaces the standards previously issued as follows.
--- GB/T 13739-1992;
--- GB/T 13740-1992;
--- GB/T 13741-1992.
Laser beam width, divergence angle of the test method
And identification methods transverse mode
1 Scope
This standard specifies the identification methods for laser beam widths, divergence angle and test methods transverse mode.
This standard applies to the free flow of homogeneous medium, and in the dissemination of the same power density distribution or orientation perpendicular to the laser beam
Beam width, divergence angle test. This standard applies to discrimination laser radiation Gaussian beam transverse mode.
This standard does not apply to array-based semiconductor laser.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB 7247.1 Safety of laser products - Part 1. Equipment Classification, Requirements and User's Guide
GB/T 15313 Laser term
GB/T 19022 Measurement management systems for measurement processes and measuring equipment
ISO 11146-1 Test methods for laser and laser-related equipment for laser beam widths, divergence angle and beam propagation ratios - Part 1. None
Astigmatism and simple astigmatic beams (Lasersandlaser-relatedequipment-Testmethodsforlaserbeamwidths, diver-
genceanglesandbeampropagationratios-Part 1. Stigmaticandsimpleastigmaticbeams)
Part 3 ISO /T Test methods R11146-3 laser and laser-related equipment laser beam widths, divergence angles and beam propagation ratios
Score. intrinsic and geometrical laser beam classification, diffusion and test methods for details (Lasersandlaser-relatedequipment-Testmethods
forlaserbeamwidths, divergenceanglesandbeampropagationratios-Part 3. Intrinsicandgeomet-
ricallaserbeamclassification, propagationanddetailsoftestmethods)
3 Terms and Definitions
GB/T 15313 and GB 7247.1 defined and the following terms and definitions apply to this document.
3.1
LCS laboratorycoordinatesystem
Defined laboratory coordinate system X, Y, Z axis predetermined space in three orthogonal directions, the Z-axis and customary beam axis coincides, X and Y axes
Consistent with the horizontal and vertical directions, or the length of the side direction of the rectangular array detector agreement, click the original starting point Z coordinate to the measurement reference.
3.2
Measuring plane measurementplane
Measuring the density distribution in the axial position (ZM) light beam power (or energy) is called an XY plane the measurement plane.
Note. The term "power density distribution E (x, y, z)" belongs to the continuous wave light source, pulse light source in the case of using "energy density distribution H (x, y, z)" instead.
3.3
Spindle coordinates principalaxescoordinatesystem
Within the definition of the plane measuring beam power density distribution spindle coordinate system X ', Y', Z axis directions of three orthogonal spatial predetermined its axis X '
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