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Article #57Re: New Epson flatbed scanner...
From: David J. Littleboy
Date: Thu, 02 Mar 2006 02:24
Date: Thu, 02 Mar 2006 02:24
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2932 bytes
"Bart van der Wolf" <bvdwolf@no.spam> wrote: > > Not if the flat surface of the glass platen and a (hopefully flat) mounted > slide are concerned. The 0.75 mm (depending of the particular mount) > difference is already noticable on my 'ancient' Epson 2450 Photo. One can > only hope that the new 7xx models with their claimed resolution have focus > control. One of the claims is that the film holders support two distances off the glass 0.5 mm apart. >> and maybe a somewhat more limited light spectrum as compared to a >> photographic lens. > > There is only a restriction by the combined lamp / dye colors spectum, and > that spectrum seems to be quite wide if one considers the "Ektaspace" > profile chromaticities > (http://www.brucelindbloom.com/index.html?WorkingSpaceInfo.html). Again, these things need to focus IR as well, so the requirement is more stringent than photographic lenses. >> and a more sensitive CCD combined with brighter light sources could lead >> to a smaller aperture. > > Unfortunately, CCDs have a more or less fixed sensitivity. The new scanner _claims_ to have microlenses for the first time in an Epson scanner. David J. Littleboy Tokyo, Japan
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X-Google-Thread: f75de,a67d5152fd90ea94 X-Google-Thread: 109d17,a67d5152fd90ea94 X-Google-Attributes: gidf75de,gid109d17,public X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news3.google.com!news4.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!newsfeed-east.nntpserver.com!nntpserver.com!statler.nntpserver.com!newsfeed.media.kyoto-u.ac.jp!nntp.gol.com!203.216.70.8.MISMATCH!not-for-mail From: "David J. Littleboy" <davidjl@gol.com> Newsgroups: comp.periphs.scanners,aus.photo Subject: Re: New Epson flatbed scanner... Date: Thu, 2 Mar 2006 11:24:56 +0900 Organization: FusionGOL - Global Online Japan Lines: 34 Message-ID: <du5ldr$r0a$2@nnrp.gol.com> References: <1140762568.191486.83070@i40g2000cwc.googlegroups.com> <4403C040.95D2E9ED@killspam.127.0.0.1> <4403C517.C90FC258@killspam.127.0.0.1> <4403cd54$0$1042$61c65585@un-2park-reader-01.sydney.pipenetworks.com.au> <4403F681.2CC350AE@killspam.127.0.0.1> <4404e9c0_5@news.peopletelecom.com.au> <du32a8$32k$1@nnrp.gol.com> <4u4a02tq7b3d52ad39l4s4gtvv2953j8u1@4ax.com> <bf6d0$44056ff7$3ea3eb6a$2088@news.chello.nl> <uj3b02t0v78c55o79s7ea4stf7pe4b32rr@4ax.com> <4405cf6c$0$11066$e4fe514c@news.xs4all.nl> <b37c7$44060100$3e3aaa83$32224@news.versatel.net> <44062fc0$0$11077$e4fe514c@news.xs4all.nl> NNTP-Posting-Host: 203-216-99-106.dsl.gol.ne.jp X-Trace: nnrp.gol.com 1141266683 27658 203.216.99.106 (2 Mar 2006 02:31:23 GMT) X-Complaints-To: abuse@gol.com NNTP-Posting-Date: Thu, 2 Mar 2006 02:31:23 +0000 (UTC) X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.2670 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.2670 X-RFC2646: Format=Flowed; Response