AFAIK Pentax is aware and should introduce a fix (complete fix or not I don't know).
2007/1/2, William Robb <[EMAIL PROTECTED]>: > > ----- Original Message ----- > From: "John Celio" Subject: Noisy New Year (blue channel noise issue) > > > > Welcome to 2007! > > > > *sigh* > > > > I hate to give fuel to the doomsayers and eternal pessimists (read: the > > seeming majority of DPReview's forum users and a few guys here), but I > > think > > there's a problem with my K10D. I never saw long-exposure noise like this > > in my *istD. > > > > Here are three versions of the same two-photo (10-second exposures) > > stitch. > > Granted, they're reduced in size and compressed, but if you look at them > > in > > photoshop or a browser with a non-white background, you'll see what I'm > > talking about. > > > > Full color: http://www.neovenator.com/special/new_year_pano_color.jpg > > Red channel: > > http://www.neovenator.com/special/new_year_pano_red_channel.jpg > > - very low noise, and the green channel is similar > > Blue channel: > > http://www.neovenator.com/special/new_year_pano_blue_channel.jpg > > - it's so noisy, it looks like a photo in a newspaper printed with > > rollers that were covered in dirt. Look at those streaks! It's horrible! > > > > Here's the right frame, which you can take into photoshop and see the > > channels first-hand: > > http://www.neovenator.com/special/new_year_pano_frame.jpg > > > > This is incredibly frustrating. It's a good thing I wasn't able to make > > my > > big nighttime pano this year, because the noise would be driving me > > insane. > > > > My question is, should I wait for Pentax to release a firmware update and > > see if that solves the problem, or call up Pentax this week and bug them > > about it? > > > > Also, what's a good phone number for reaching Pentax (US)? > > I've noticed that complaints of excessive noise seem to be cropping up when > exposure times hit the several second range. I suspect that it is a sensor > problem and that we are stuck with it. > I applied some pretty heavy noise reduction to the blue channel of the image > you posted, and thought it was much improved for it. > > William Robb > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > -- Thibault Massart aka Thibouille ---------------------- *ist-D,Z1,SuperA,KX,MX, P30t and KR-10x ;) ... -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
