Re: [ATM] TDE on a 6f6 mirror

[Jim Burrows <burrjaw@earthlink.net>]

At 2007-11-20 00:16 -0500, Anthony Anconetani wrote:

>This picture still bugs me. Without the camera, the rolled edge/TDE
>doesn't look as bad and I can see a faint diffraction on the right.
>Are digital cameras a little more pesimistic (or maybe unbiased 8-)
>then eyes?

Better than eyes or digital cameras is the good 'ole Foucault test - 
take one, post the readings together with ROC estimate, moving/fixed 
source, zone radii, to the list and we can then argue about what to 
do (or, if you're lucky, say you're DONE), not what the mirror's got 
for a surface.

         -- Jim Burrows
         -- http://home.earthlink.net/~burrjaw
         -- mailto:burrjaw@earthlink.net
         -- Seattle N47.4723 W122.3662 (WGS84)

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