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Subject: Re: [Homebrew_PCBs] overexposure

From: Cristian <crissstian@...>
Date: 2016-07-07

At 08:16 PM 07-07-16, you wrote:
>
>
>Impossible to say, it depends on the opacity of your mask and how fine
>your traces are.
>Usually one does a step test, where a strip of mask is withdrawn or
>uncovered step by step in timed intervals, to determine the ideal
>exposure.

My question was about the amount (% or so) of the tolerated
over-exposure (over the normal exposure), if available, not about
how to determine the right exposure.
Sorry,
Cristian