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Re: ATM %$^%##%!! Rings won't smooth
Rich:
Are the channels in your
lap off center ? If your channels for the lap are on center they might
cause concentric rings.
Donald Clement
richas@pacbell.net wrote:
I am polishing my second mirror a six inch.
I have it spherical and
ridded it of a slight TDE. I have concentric rings which I cannot
polish out.