Astronomy Site: Meade Advanced Products Users Group Archive: Re: [M]: [M] Hartman mask

 
  [index] [month] [prev] [next] [thead-prev] [thread-next]
 
Subject: Re: [M]: [M] Hartman mask
From: Rick & Melissa Keil
Reply To: mapug@shore.net
Date: Mon Oct 26 00:36:44 1998

While you're here, how about checking out the Astronomy Book List ?

Nigel Puttick wrote:
>
> For a description of the Hartman mask with 2 circular holes and a triangular
> one, including very nice photos of the appearances seen during focussing,
> try this link:
> http://cometman.com/Mask.html
>
> I found it useful.
> Nigel

Thanks for the link. I too find this very nice. Great idea by Paul
Gitto! I will be making my own Hartmann mask and this is the design I
think I'll use.

Rick Keil

View index by [date] [author] [subject]
Previous message: [M]: Re (M) Request - Filters, Eric Schandall
Next message: Re: [M]: Photo Adapter For LX50, Gregory David Stempel
Next message in thread: RE: [M]: [M] Hartman mask, Heapy Chris CG
Previous message in thread: [M]: [M] Hartman mask, Nigel Puttick
  [AstronomySite] Return to the www.AstronomySite.com home page
  [ShareWareEtc] Looking for great shareware? Then try Shareware Etcetera
  [Newsgroup Info] Want to learn more about how internet newsgroups and newsgroup downloaders work?
  [Astronomy Book List] Great prices and a great selection on astronomy books!