Re: [ATM] Alan Adler's Flex Mirror specs

["Bill Kelley" <flex@commspeed.net>]

Andre,
I sent this to you yesterday- " postmaster"  answered that your mailbox was 
full.
Please respond.
Bill Kelley



> Andre,
> Perhaps I can help since I have had some experience with flex. If you live
> in the USA I can call you at no cost to me. S&T still offers the flex
> program flex.exe for downloading.. Or I would be pleased to act as
> intermediary and provide the information you will need. Also see
> Bill@flexmirror.com .
> Bill Kelley
>
>
> ----- Original Message ----- 
> From: "Andre Yanoviak" <andre_y6@hotmail.com>
> To: <atm@atmlist.net>
> Sent: Friday, December 30, 2005 4:10 PM
> Subject: [ATM] Alan Adler's Flex Mirror specs
>
>
>> Hi,
>>
>> I'm about to grind my first mirror and have chosen Alan Adler's flex
>> mirror
>> design.  I feel an 8" F6 is a good balance between my abilities and
>> observing goals.
>>
>> However, when looking through my back-issues of S&T magazine and Googling
>> on
>> the web, several critical specifications have been reported differently.
>> Typos, I suppose; however for all S&T's trivial ombudsman entries about
>> this
>> NGC number or that, these critical figures have never been corrected?
>> (!!!)
>>
>> Blank Thickness: 0.65" or 0.75"?  (very important! -- determines the
>> tensioning spring used)
>> Blank Diameter: I'm guessing 8.25"?  (I'm trying to order from Newport
>> Glass)
>> f/ratio: f6 or f6.1?
>> 3/8" or 1/2" thick Puller Sponge?
>>
>> Granted, I don't need to have an exact copy of Alan's scope, but some of
>> these descrepancies could mean the difference between success and 
>> failure.
>>
>> Thanks,
>>
>> -- Andre


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