BS 6221-24:1992
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Printed wiring boards Guide for the production of artwork
Hardcopy , PDF
24-04-2012
English
31-03-1992
Committees responsible
National foreword
Specification
1. Scope
2. Normative references
3. General
4. Artwork
5. Characteristics and requirements of original
production master and artwork master when these
are supplied by the customer to the manufacturer
of the printed boards
6. Testing
7. Packaging
Annexes
A. Information on dimensional relations between
original production master and printed board
B. Material dimensional changes
Tables
1. Tolerance classes
2. Layer to layer registration
3. Deviation from ideal definition
4. Defect sizes of conductor width
5. Defect sizes of nominal spacing
6. Defect sizes of nominal spacing
7. Atmospheric conditions for dimensional testing
Figures
1. Emulsion readings
2a. Single datum reference printed board area
2b. Multiple datum reference within rigid portion of
flex-rigid printed board example
3. Tolerance proportional to distance
4. Conductor defects and spots between conductors
5. Inspection light table
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