Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Test methods for interconnection structures (printed boards). Appearance inspection method for plated surfaces on PWB

Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Test methods for interconnection structures (printed boards). Appearance inspection method for plated surfaces on PWB

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1   Scope

This part of IEC 61189 outlines a way to determine the appearance non-uniformity of both the lustre and colour on plated metal surfaces in printed wiring boards (PWBs). The method is applicable to gold, nickel and copper plating in PWBs.