[filmscanners] Re: Epson Perfection V750-M Pro Scanner,

["James L. Sims" <jlsims@knology.net>]

Laurie,

I could be wrong calling the Epson driver a 64-bit twain driver.  If
memory serves me, Epson referred to it as a "64-bit driver".  I did not
ask for it as I was, and still am, on 32-bit machines - mainly because
of the Sprintscan 120.

Jim


LAURIE SOLOMON wrote:
> I would check again on the 64-bit twain driver.  Epson may have developed a
> proprietary driver for the scanner but I sort of doubt it was a twain driver
> since there were never any official standards set for the 64 bit twain
> driver by the twain working group consortium even though they talked about
> doing so and there was never any implementation of an official 64-bit twain
> driver although there may have been implementations of 64 bit drivers for
> scanners by third parties (e.g. Ed Hamrick) manufacturers as proprietary
> items.  It is quite possible that what you got was a 64 bit WIA interface
> driver which allows the scanner to work with 64 bit Windows Vista machines
> and maybe XP.
>
> I see where there is now some discussion online about standards for a 64 bit
> version 2.0 twain driver set of standards (version 1 discussions were
> abandoned a few years ago); but the discussions do not seem to have reached
> a firm enough stage that there have been any fully implemented instances of
> such a twain driver that are working drivers issued by software developers.
>
> -----Original Message-----
> From: filmscanners_owner@halftone.co.uk
> [mailto:filmscanners_owner@halftone.co.uk] On Behalf Of James L. Sims
> Sent: Saturday, June 13, 2009 11:55 PM
> To: laurie@advancenet.net
> Subject: [filmscanners] Re: Epson Perfection V750-M Pro Scanner,
>
> I have an Epson 1600, that's older than my Polaroid 120 and Epson has
> provided 64-bit twain drivers for it.  But you're right, the 120 will
> have to stay with a 32-bit XP machine.
>
> Jim
>
> LAURIE SOLOMON wrote:
>
>> Yes; but you are talking about a relatively new USB based scanner and
>>
> Vista
>
>> X64.  It is quite possible that this newer model scanner uses either third
>> party drivers developed by people like Ed Hemrick or has Epson developed
>>
> WMA
>
>> drivers which are designed for Vista X32 and X64 bit versions.  Being USB
>> based and not SCSI based peripherals, you probably did not need to use an
>> ASPI layer to get the OSD to recognize the hardware device as was the case
>> with SCSI based scanners of old.  There is a difference between drivers
>> which enable software applications to work a peripheral device and such
>> things as software code such as ASPI layers which enable the OS to
>>
> recognize
>
>> the existence of the physical device; the two are not the same.
>>
>> -----Original Message-----
>> From: filmscanners_owner@halftone.co.uk
>> [mailto:filmscanners_owner@halftone.co.uk] On Behalf Of
>> caryenochr@enochsvision.com
>> Sent: Saturday, June 13, 2009 4:03 PM
>> To: laurie@advancenet.net
>> Subject: [filmscanners] Re: Epson Perfection V750-M Pro Scanner,
>>
>> I didn't have to do anything to get my new Epson V500 scanner to work in
>> Vista-x64. I used
>> the installation CD and then immediately installed the 64-bit updates that
>>
> I
>
>> downloaded
>> from the Epson support pages. Then I turned the scanner on. Windows made
>>
> the
>
>> low beep that
>> it does when it recognizes any USB device and that was it. The scanner
>>
> works
>
>> perfectly in
>> Vuescan Prof. It was recognized immediately.
>>
>> Environment: Vista Ultimate-x64/SP2, 8 GB RAM.
>>
>> I went ahead and bought Silverfast Ai Studio for it for a variety of
>>
> reasons
>
>> mostly
>> related to the difficult faded originals. They're very old filmstrips of
>> great historical
>> value that I'm restoring. Silverfast isn't as easy to use as Vuescan but I
>> felt the more
>> finely tuned results justified the high price. Btw, Silverfast had no
>> problems recognizing
>> the scanner either. That's because Lasersoft customizes each version for a
>> specific
>> scanner. Vuescan should drive virtually any scanner right out of the box.
>> It's amazing.
>>
>> I made sample scans on a friend's V750 and could not discern any
>>
> difference
>
>> in quality
>> between those scans and the ones on the V500 -- and I am very picky. The
>> optics are
>> probably better on the V750 though. Don't bother with the Epson OEM
>> software. Either
>> Vuescan or Silverfast are greatly superior. Your choice.
>>
>> On 13-Jun-09 15:43:44, LAURIE SOLOMON (laurie@advancenet.net) wrote:
>>
>>
>>> SCSI is the hardware connection; there are no twain drivers for 64 bit
>>>
> OS.
>
>>> You need the ASPI layer with SCSI for any Windows OS (32 or 64 bit) to
>>> recognize the scanner as a hardware device ( I do not know about USB
>>> connected scanners); but this is different from getting the scanner to
>>> work which is different from getting the OS to recognize the hardware and
>>> requires device drivers.  The traditional scanner and scanner drivers
>>> were and are proprietary software connected twain drivers, which are only
>>>
>>>
>> 32
>>
>>
>>> bit and will not work with 64 bit OSs.  Ed Hamrick by passes the twain
>>> driver and has written his own drivers for scanners; they may be 64 bit
>>>
>>>
>> capable.
>>
>>
>>> -----Original Message-----
>>> On Behalf Of lists@lazygranch.com
>>>
>>>
>>
>>> Ed Hamrick.would know the OS/software issues.
>>>
>>>
>> --
>> Cary Enoch Reinstein, Enoch's Vision Inc.  http://www.enochsvision.com
>> Blog: http://www.enochsvision.net  -  "Behind all these manifestations is
>> the one radiance, which shines through all things. The function of art is
>> to reveal this radiance through the created object."  (Joseph Campbell)
>>
>>
>>
>>
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