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JB/T 1787-2017 English PDF

US$189.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 1787-2017: 16 mm motion-picture projection lenses. Technical specifications
Status: Valid

JB/T 1787: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 1787-2017English189 Add to Cart 3 days [Need to translate] 16 mm motion-picture projection lenses. Technical specifications Valid JB/T 1787-2017
JB/T 1787-2006English319 Add to Cart 3 days [Need to translate] Technical specification of 16mm motion picture. Projection lens Obsolete JB/T 1787-2006
JB/T 1787-1991English239 Add to Cart 2 days [Need to translate] (16mm film screenings objective technical conditions) Obsolete JB/T 1787-1991

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Basic data

Standard ID JB/T 1787-2017 (JB/T1787-2017)
Description (Translated English) 16 mm motion-picture projection lenses. Technical specifications
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard N43
Classification of International Standard 37.060.10
Word Count Estimation 8,894
Date of Issue 2017-11-07
Date of Implementation 2018-04-01
Older Standard (superseded by this standard) JB/T 1787-2006
Quoted Standard GB/T 13384; GB/T 25480; JB/T 9409
Regulation (derived from) Ministry of Industry and Information Technology Bulletin 2017 No. 48
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the basic parameters and dimensions, technical requirements, test methods, inspection rules, and marking, packaging, transportation and storage of 16mm film projection objectives. This standard does not apply to special-purpose objective lenses or additional mirrors such as zoom, super wide angle, deformation and zoom.

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Question 5: Should I purchase the latest version JB/T 1787-2017?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JB/T 1787-2017 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.