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GB/T 13739-2011 English PDF

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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	Add to Cart	4 days [Need to translate]	Test methods for laser beam widths, divergence angle and transverse mode	Valid	GB/T 13739-2011
GB/T 13739-1992	English	239	Add to Cart	2 days [Need to translate]	Testing method of transverse mode of laser radiation	Obsolete	GB/T 13739-1992

PDF similar to GB/T 13739-2011

Standard similar to GB/T 13739-2011

GB/T 7247.1 GB/T 18490.1 GB/T 30117.2 GB/T 45239 GB/T 22453 GB/T 18462

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Older Standard (superseded by this standard)	GB/T 13739-1992; GB/T 13740-1992; GB/T 13741-1992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

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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