But a number of months ago you claimed success in focusing by selecting a focus point midway between the center an edge. Are you backing away from this?
thanks, Brian -------------------------------------------------------------- respond to [EMAIL PROTECTED] ----- Original Message ----- From: "Mikael Risedal" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, November 16, 2001 2:25 AM Subject: Re: filmscanners: Canon 4000 scanner VS Nikon LS4000 > The answer is NO to your question below Brian. > Do a test by your self. Take a slide or negative film. Select the auto focus > in the middle (NikonScan 3.1 or silverfast) and scan. > Look at the results. Choose a new auto focus point the the corner or side > of the film and scan. > You get 2 different results. One are grain sharp in the middle and unsharp > in the corner. The other are sharp in the corner and not sharp in the > middle. You can never get equal sharpness over the whole film with a Nikon > scanner. I have done this test with 4 different > Ls 4000 scanner - same results. You get only a overall sharp picture > from the LS4000 scanner if you put the film in a glass frame. All film > curves a little bit and the lack of depth of field in LS 4000 produce a > poor overall resolution . ( Imacon scannner have F-stop 8 ) I belive LS4000 > lens are wide open. > This is well known problem by Nikon , but Polaroid and now Canon can handle > the problem without any glass mounted film frames. > In last Photokina Germany sept 2000 i discussed the problem with Nikon. > Nothing yet are done to solve the problem > Best Regards Mikael Risedal > > > > >From: "Brian D. Plikaytis" <[EMAIL PROTECTED]> > >Reply-To: [EMAIL PROTECTED] > >To: <[EMAIL PROTECTED]> > >Subject: Re: filmscanners: Canon 4000 scanner VS Nikon LS4000 > >Date: Thu, 15 Nov 2001 19:49:22 -0500 > > > >OK Mikael, let me ask a follow-up question. I am a beginner so your > >knowledge clearly surpasses mine. I've been reading your comments (as well > >as others) on this issue for months now. My question is the following: are > >you able to reclaim proper sharpness through the judicious use of > >sharpening > >techniques in Photoshop. I ask because I purchased a Nikon 4000 scanner a > >number of months ago and I am able to get much better results from the > >resultant images out of Photoshop than I was ever able to get through the > >use of professional photofinisher. > > > >thanks, > > > >Brian > >-------------------------------------------------------------- > >respond to [EMAIL PROTECTED] > > > > > >----- Original Message ----- > >From: "Mikael Risedal" <[EMAIL PROTECTED]> > >To: <[EMAIL PROTECTED]> > >Sent: Friday, November 16, 2001 12:01 AM > >Subject: Re: filmscanners: Canon 4000 scanner VS Nikon LS4000 > > > > > > > Hello Brian. The Nikon scanner is not out of focus. > > > Nikon LS 4000 are sharp in the middle of the film area but un sharp out > > > against the sides and corner . The example are from the right side of a > > > slide film. > > > > > > Next small jpg file are from our test motive . The test motive shows in > >the > > > middle of the jpg file. This is from the left corner. > > > I hope that every one can se the difference in resolution and sharpness. > > > Look below the text. > > > Nikon have a big problem with the depth of field. Best results gets with > > > glass framed film and 100% film flatness. Low light source and to open > > > f-stop lens construction is the main problem. Im a owner of 2 Nikon > >scanner > > > LS2000 and LS 4000, they have the same problem. > > > Best regards > > > Mikael Risedal > > > > > > > > > > > > > > > > > > > > > >From: "Brian D. Plikaytis" <[EMAIL PROTECTED]> > > > >Reply-To: [EMAIL PROTECTED] > > > >To: <[EMAIL PROTECTED]> > > > >Subject: Re: filmscanners: Canon 4000 scanner VS Nikon LS4000 > > > >Date: Thu, 15 Nov 2001 17:32:53 -0500 > > > > > > > >Maybe I'm not looking at the images correctly but the _entire_ Nikon > >4000 > > > >frame looks out of focus. Is this a fair test - to compare an > >out-of-focus > > > >Nikon scan to an in-focus Canon scan? > > > > > > > >Brian > > > >-------------------------------------------------------------- > > > >respond to [EMAIL PROTECTED] > > > > > > > > > > > >----- Original Message ----- > > > >From: "Mikael Risedal" <[EMAIL PROTECTED]> > > > >To: <[EMAIL PROTECTED]> > > > >Sent: Thursday, November 15, 2001 4:29 PM > > > >Subject: Re: filmscanners: Canon 4000 scanner VS Nikon LS4000 > > > > > > > > > > > > > > > > > > To illustrate what I mean with poor Nikon Ls 4000 sharpness, I have > > > > > put a attachment with a jpg file. Vuescan as a reference sofware and > > > >same > > > > > settings to the 2 scanners > > > > > > > > > > > > > > > > > > > > >Nikon Ls 4000 can not produce equal sharpness over the whole film > >area > > > >if > > > > > >the film are mounted glass less or in a filmstrip. Lack of depth of > > > >field. > > > > > > > > > > > >The test shows that a combination of Canons sharpness and Nikons > > > >scanning > > > > > >speed, colors and Dmax should be a nearly perfect mid end scanner. > > > > > > > > > > > >Mikael Risedal > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >_________________________________________________________________ > > > > > >Get your FREE download of MSN Explorer at > > > >http://explorer.msn.com/intl.asp > > > > > > > > > > > > > > > > _________________________________________________________________ > > > > > Get your FREE download of MSN Explorer at > > > >http://explorer.msn.com/intl.asp > > > > > > > > > > > > > > > > > > > > > > > > > > _________________________________________________________________ > > > Get your FREE download of MSN Explorer at > >http://explorer.msn.com/intl.asp > > > > > > > > > > > > _________________________________________________________________ > Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp > >