Re: [ATM] Re: ATM Digest, Vol 19, Issue 8

[hermit <hermit@outofoptions.org>]

jeff newsom wrote:

>  My lack of experience will no doubt show thru with this question,but I've been told by that "well known astronomer guy" mentioned not to long ago on these pages, that it's  difficult to tell the difference between a 1/8 wave mirror and say a 1/16 wave or 1/20 wave(assuming all other factors in the optical path are essentially perfect, a fantasty situation I'm sure.) What say the masses? Let the salvo begin! Thanks--Jeff Newsom
>
>  
>
Please don't reply to the digest form.  It rebroadcasts all of the 
previous messages.

That said, how good an optic is  needed depends on the observer and 
their abilities.  That is perhaps why the "well known astronomer guy" 
produces optics that some here have reported to be lacking.

Ken
_______________________________________________
ATM mailing list http://www.atmlist.net/