JB/T 1787-2017 English PDF

US$189.00 · In stock
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JB/T 1787-2017: 16 mm motion-picture projection lenses. Technical specifications
Status: Valid

JB/T 1787: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 1787-2017	189	Add to Cart	3 days	16 mm motion-picture projection lenses. Technical specifications	Valid
JB/T 1787-2006	319	Add to Cart	3 days	Technical specification of 16mm motion picture. Projection lens	Obsolete
JB/T 1787-1991	239	Add to Cart	2 days	(16mm film screenings objective technical conditions)	Obsolete

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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Older Standard (superseded by this standard): JB/T 1787-2006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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