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Re: [ATM] Aluminum Mirrors [was 'newbie question']

To: Jeff Lowe <atm@atmlist.net>
Subject: Re: [ATM] Aluminum Mirrors [was 'newbie question']
From: Richard <cnc@cncservo.co.uk>
Date: Mon, 17 Sep 2007 14:47:07 +0100
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Reply-to: Richard <cnc@cncservo.co.uk>
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Hi Jeff,

JL> I would have just
JL> measured the spacing between the the feet and let Gauss and Pythagoras
JL> give me the radius.

You're assuming :

1) The interfoot distances are all the same (they're not)

2) You can make those measurements to optical accuracies (there's not
a workshop instrument on the planet that can do that)


-- 

Best regards,
  Richard in the UK

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References:
- Re: [ATM] Aluminum Mirrors [was 'newbie question']
  - From: Jeff Lowe <lowe@nanotechsys.com>

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