I believe if the dpi does matter, Epson will sure tell you in the users
manual. May be in some cases there are problem with the printer driver but a
good RIP should ignore the dip factor as long as it is reasonable high
enough.
C.H.Ling
----- Original Message -----
From: "Moose" <olymoose@xxxxxxxxx>
To: <olympus@xxxxxxxxxx>
Sent: Saturday, May 06, 2006 3:12 AM
Subject: [OM] Re: in-camera image resolution
> Mike wrote:
>>> The ppi you choose is printer dependent.....
>> Tom, don't you mean dpi ? as in setting the dpi of the image to a
>> multiple of the ppi that the printer uses.
>> FWIW Harald Johnson in "Mastering Digital Printing" says this is an
>> unnecessary step. The driver can make the conversion without loss of
>> print quality.
>>
> My experience agrees with him. When I first was playing with my then new
> Epson 1270, I got some strange and unappealing results on some prints. I
> concluded it was a matter of choosing a dpi that was an integer divisor
> of the printer max of 1440 dpi. I made a little chart of those dpis and
> stuck with it. It meant some compromises with framing/composition in
> many cases and was quite frustrating at times.
>
> I then read H. Johnson's book, where he wrote about doing extensive
> testing and finding that it just made no discernible difference in
> prints. I didn't just believe him, but I did try out just cropping and
> framing as I pleased to fit the image to the shape of the paper. And
> darned if he didn't turn out to be right, at least in my experience. I
> still don't know what I did wrong back there at the beginning, but
> apparently I blamed it on the wrong thing.
>
> Moose
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