-------- Original Message -------- Subject: Re: 200 ISO on istD Date: Mon, 22 Dec 2003 15:13:53 -0700 From: Joseph Tainter <[EMAIL PROTECTED]> Reply-To: [EMAIL PROTECTED] To: [EMAIL PROTECTED]
Same sensor as one of the Nikon DSLRs -- which, I believe, can do ISO 100.
My guess has been that this is so Pentax can bring out constant aperture zoom lenses at f4 rather than f2.8, with no loss in performance. Just a guess.
Joe
