Actually, it looks like I'm at least partially wrong on this. I didn't know about this other film holder. Are there any pictures of it on the web? They have versions for both the Scan Multi and the Scan Multi Pro.
Paul Wilson > -----Original Message----- > From: LAURIE SOLOMON [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, December 18, 2001 12:19 PM > To: [EMAIL PROTECTED] > Subject: RE: filmscanners:minolta and med format > > > >For the Scan Multi Pro, this is misleading at best. > > Ok, I am willing to concede and accept this since I was > extrapolating from > the information that I have on the two earlier models and > what I have heard > or read on mailing lists and catalog blurbs for the Multi > Pro. However, it > is not inaccurate or impossible for the two earlier models > using the new > Scan Multi software upgrade and the Universal Film Holder > which was designed > purposefully for the purpose of scanning medium format frames in three > sections by relocating and repositioning the frame in the > holder so as to > achieve maximum optical resolution scans of 2280 DPI across the whole > negative when stitched. Otherwise the medium format frame > could only be > scanned down the center portion at that maximum optical > resolution and then > only when using the newer upgraded Scan Multi software. > > >on the subject of interpolation > > I agree with Ed on this; it certainly is interpolation. I > think it may be > debatable whether or not the scanner is actually extracting > more information > *from the film* at 4800 dpi than at 3200 dpi or if it is as > Ed appears to be > saying - the increase in dpi represents a function of the > mechanics of the > stepper motor and not the amount of information being extracted by the > sensors. > > From the mouth of Minolta (i.e., their web site): > 4,800 dpi scanning > The new Minolta DiMAGE Scan Multi PRO film scanner is > equipped with 4,800 > dpi optical resolution for 35mm. With a pixel count of more > than 33-million, > an A3-size output can retain a resolution of more than 400 > dpi. *Medium > format film also can have a 4,800 dpi interpolated resolution > for up to 6 x > 9cm high-resolution*, clear and crisp images with more than > 169 million > pixels and a 600 dpi. (emphasis indicated by * is mine). > > And in another page of the web site for the Multi Pro: > > Optical Resolution > 35mm film: 4,800 x 4800 dpi > 120/220 film: : 4,800 (by interpolation) x 4,800 dpi > > Maximum Input Resolution > 35mm film: 4,800 x 4,800 dpi > 120/220 film: 4,800 (by interpolation) x 4,800 dpi > > > >I have the Scan Multi Pro at home. Simply, no stitching is > needed to scan > >at 3200 dpi or 4800 dpi for medium format film up to 6x9. > > The information on the Minolta site suggests differently in > that it suggests > that to obtain an optical resoplution on medium format up to > 6x9cm you need > to use the optional Multi Format Set accessory which Minolta > describes as: > > Question: What size film can be used in the multi-format > attachment HS-P1? > Answer: The acceptable width in the attachment is 102mm at > maximum. The > height (the length in film loading direction) is not mechanically > restricted, but the film beyond 167mm from the edge cannot be > scanned. The > actual size of the scan area at maximum is 56.5x83.8mm (6x9). > > I assume that this Multi Format Set along with the Universal > Holder permits > one to reposition medium format film frames so as to be able > to scan the > sections at the optical maximum of 4800 dpi resolution > without interpolation > across the entire frame after stitching. I say "assume" > because this was > the case with the earlier models using just the upgraded > software and the > then optional Universal holder alone and because I dould not find any > detailed information on the Minolta site regarding the Multi > Format SET > optional accessory or how it works. > > My tentative conclusion is that you may think you are > scanning the entire > medium format frame at an optical 4800 dpi when in reality it is an > interpolated 4800 dpi. >