Originally Posted by
Tony Wilkins
CS, through open line, basically said if it looks straight leave it be. But I will probably make another set of them sometime.
I have a bit of an astigmatism. Looking straight in line with something works most of the time. Looking at something from certain angles can make something straight look slightly bowed. Having a solid mechanical indicator helps to remove any guess work.
jtk
"A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty."
- Sir Winston Churchill (1874-1965)
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