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GB/T 18312-2015 English PDF

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GB/T 18312-2015: Inspection rule for binoculars
Status: Valid

GB/T 18312: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 18312-2015English169 Add to Cart 3 days [Need to translate] Inspection rule for binoculars Valid GB/T 18312-2015
GB/T 18312-2001English319 Add to Cart 3 days [Need to translate] The inspection rule for binoculars Obsolete GB/T 18312-2001

PDF similar to GB/T 18312-2015


Standard similar to GB/T 18312-2015

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Basic data

Standard ID GB/T 18312-2015 (GB/T18312-2015)
Description (Translated English) Inspection rule for binoculars
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard N31
Classification of International Standard 37.020
Word Count Estimation 8,876
Date of Issue 2015-12-10
Date of Implementation 2016-07-01
Older Standard (superseded by this standard) GB/T 18312-2001
Quoted Standard GB/T 17117-2008; JB/T 9328-1999
Regulation (derived from) National Standard Announcement 2015 No.38
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 inspection rules binoculars test time. This standard applies to binoculars (hereinafter referred to as the telescope) manufacturing and inspection, spotting scopes can also use reference.

GB/T 18312-2015: Inspection rule for binoculars

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Inspection rule for binoculars ICS 37.020 N31 National Standards of People's Republic of China Replacing GB/T 18312-2001 Binoculars inspection rules Issued on. 2015-12-10 2016-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is the national standard GB/T 17117-2008 "binocular" supporting documents. This standard replaces GB/T 18312- 2001 "binocular inspection rules." This standard compared with GB/T 18312-2001 main changes are as follows. --- Standard name to read. "binoculars inspection rules"; --- Preface adds standard preparation drafting rules are based; --- Modify normative reference guide language file, delete the references in GB/T 17118-1997 "Galilean binocular telescope Mirror "and JJG827-1993" resolution board test procedures "was changed to JB/T 9328-1999" resolution board "; --- Table 1 for the names of the major technical indicators part of the test tools, equipment, and require appropriate changes; --- Revised test methods for resolution of the center of the field; --- Delete Chapter 4. inspection rules. The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee photon science and optics (SAC/TC103) centralized. This standard was drafted. Shanghai Polytechnic University, Suzhou, a light Instrument Co., Ltd. Ningbo City, teaching equipment, optical Wuzhou Oka Instruments, to Nanjing East Lee Optical Co., Ltd., Ningbo Yongxin Optics Co., Ltd., Ningbo Sunny Instruments Co., Ltd., Ningbo Cham Beijing Optical Instrument Co., Ltd., Nanjing Jiangnan Yong new Optical Co., Ltd., Ningbo Huaguang Precision Instrument Co., Ltd. The main drafters of this standard. Huang Weijia, Fanrong Ping, Wang Guorui, Zhang Jinghua, Yang Guanglie, who franc, tiger Husen, Xiongshou Yu, Li Xi, Xu Liming. This standard replaces the standards previously issued as follows. --- GB/T 18312-2001. Binoculars inspection rules

1 Scope

This standard specifies the inspection rules binoculars test time. This standard applies to binoculars (hereinafter referred to as the telescope) manufacturing and inspection, spotting scopes can also use reference.

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/T 17117-2008 binoculars JB/T 9328-1999 board resolution

3 inspection rules

3.1 Test tools and equipment The main telescope test tools, equipment and the main technical requirements are shown in Table 1. Table 1 Test tools, equipment and main technical requirements Test tool, device name, main technical requirements Standard caliber calibration caliber frame absolute error is less than 0.05mm Measuring microscope Radial measurement uncertainty is not greater than 0.01mm Axial measurement uncertainty of not more than 0.2mm Field instrument field measurement uncertainty of not more than 3 ' Rate meter Partition absolute error is less than 0.01mm Tube axial division of absolute error is less than 0.1mm Depending on meter Depending on the degree zero error absolute value is not greater than 0.1m-1 Depending on the measurement range is not less than -6m-1 ~ 6m-1 Depending on the degree of measurement uncertainty is not greater than 0.25m-1 Like inclinometer indication error of not more than 2 ' Dividing the value of 0.02mm vernier caliper Collimator Parallax is not greater than 0.01m-1 Resolution of not less than (140/D) " Not less than the focal length of 1000mm, Aperture is not less than 110mm Resolution plates of JB/T 9328-1999 Executive Front mirror The magnification is not less than 4 times Resolution of not less than (140/D) "

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