From: mjc5{at}psu.edu
To: atm{at}shore.net
Reply-To: mjc5{at}psu.edu


Bob May wrote in part:

>Don't forget to make one of the three harder to turn (small knob or smooth
>nut) so that the adjustments you make don't walk the mirror up or down the
>tube over time.

        Really good point, Bob. I've found myself doing just that.
Every once in a while, I back the adjustment screws out and start over.
Your method would be a pretty good cure for that.
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