> > From: Cotty <[EMAIL PROTECTED]> > Date: 2005/04/28 Thu AM 10:28:27 GMT > To: "pentax list" <[email protected]> > Subject: Re: *ist DS questions > > On 28/4/05, Gary McKenzie, discombobulated, unleashed: > > >Also, is the IR filter removable (this is to increase red sensitivity for > >Hydrogen Alpha images) - on a Nikon D70 it is removable relatively easily, > >and on Canon cameras is a royal pain to remove. > > This link may or may not be of interest: > > <http://www.bobatkins.com/photography/digital/eos20da.html> > Interesting that part of the modification allows live, mirror-up focusing, which you don't get if you have your own camera modified.
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