Telescope Reviews: Re: A new focussing mask

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Astrophotography and Sketching >> DSLR & Digital Camera Astro Imaging & Processing

lawrie
Carpal Tunnel

Reged: 01/31/06
Posts: 1744
Loc: Okanagan Valley

Re: A new focussing mask
07/04/09 11:41 AM

There are many different designs (like the Bahtinov) in masks that make diffraction spikes.
One that I am going to try is a Y shaped mask,
read #27 at the bottom of the page here;
http://www.brayebrookobservatory.org/BrayObsWebSite/HOMEPAGE/Forum.html#TOP
This corroborates what you are doing George.

--------------------
Clear Skies
Lawrie

Ultima 8
Atlas EQ-G
ZenithStar 80 FD
DSI Pro - Pro II
Canon 350D

Post Extras

Entire thread
Subject	Posted by	Posted on
A new focussing mask	GeorgeFC	03/27/09 01:38 PM
Re: A new focussing mask	camacker	05/29/09 02:33 AM
Re: A new focussing mask	GeorgeFC	05/29/09 07:30 AM
Re: A new focussing mask	camacker	05/29/09 02:44 PM
Re: A new focussing mask	GeorgeFC	05/29/09 03:56 PM
Re: A new focussing mask	GeorgeFC	07/04/09 07:07 AM
Re: A new focussing mask	lawrie	07/04/09 11:41 AM
Re: A new focussing mask	GeorgeFC	07/04/09 12:01 PM
Re: A new focussing mask	GeorgeFC	07/09/09 08:07 AM
Re: A new focussing mask	GeorgeFC	07/22/09 03:15 PM
Re: A new focussing mask	GeorgeFC	08/09/09 11:56 AM
A new focussing mask shortcut?	B. Hebert	08/10/09 02:39 AM
Re: A new focussing mask shortcut?	GeorgeFC	08/10/09 11:11 AM
Re: A new focussing mask shortcut?	GeorgeFC	09/12/09 09:39 AM
Re: A new focussing mask	WarrenS	05/29/09 08:17 AM
Re: A new focussing mask	GeorgeFC	05/29/09 10:33 AM
Re: A new focussing mask	WarrenS	05/29/09 12:11 PM
Re: A new focussing mask	Steve OK	03/31/09 08:08 AM
Re: A new focussing mask	GeorgeFC	04/01/09 04:16 AM
Re: A new focussing mask	Steve OK	04/01/09 07:50 AM
Re: A new focussing mask	JadeSmith	03/31/09 09:55 AM
Re: A new focussing mask	GeorgeFC	04/01/09 04:30 AM
Re: A new focussing mask	Strgazr27	03/27/09 02:19 PM
Re: A new focussing mask	zAmbonii	03/27/09 02:31 PM
Re: A new focussing mask	GeorgeFC	03/27/09 03:04 PM
Re: A new focussing mask	Nils_Lars	03/27/09 03:55 PM
Re: A new focussing mask	GeorgeFC	03/27/09 02:28 PM

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