Archived posting to the Leica Users Group, 2004/09/21

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Subject: faking pixels was: Re: [Leica] new 1ds mark II
From: jonathan at openhealth.org (Jonathan Borden)
Date: Tue Sep 21 18:30:26 2004
References: <007d01c4a00d$d5886000$6901a8c0@ccapr.com> <007d01c4a00d$d5886000$6901a8c0@ccapr.com> <3.0.6.32.20040921161846.007f7d00@pop.mail.yahoo.ca> <6.1.2.0.2.20040921162734.057278c8@mail.infoave.net>

Tina Manley wrote:

> At 04:18 PM 9/21/2004, you wrote:
>>  So why 16.7mp?   Is this just a marketing scam?  When does it stop?
>>
>> -dan c.
>
> Many stock agencies require a file size of at least 48MB.  For digital 
> files you have to interpolate to reach that, unless you have the 1DS 
> Mark II.
>

Yeah that can get pretty funny sometimes.

Back in the 80s (and into the 90s) most scientific journals refused to 
accept computer outputted graphics. This gets a bit ridiculous when the 
thing you are illustrating *is* a computer graphic. I have 2 journal 
covers from 1988 and 1989 which are literally slides shot of a computer 
screen (albeit a high end one for the time) and then printed as 
Cibachromes. These images started out as digitized micrographs (Zeiss 
optics in that case :-) -- the journal editorial boards never said a 
word about 'substandard quality' indeed selected two images for their 
covers.

In 1994 I used a (high end) color copier to reproduce some artwork. No 
one ever complained about the quality -- indeed this was selected as 
another cover.

In 2002 I sent in a bit for bit perfect series of MRI images for 
publication (TIFFs). The publisher complained that the resolution 
wasn't high enough. I tried to explain that the resolution was the 
*actual* resolution of the image (512x512) to no avail. They accepted a 
photo of a computer screen printed as B/W RC.

Doh!

Jonathan


In reply to: Message from bdcolen at earthlink.net (B. D. Colen) ([Leica] new 1ds mark II)
Message from bladman99 at yahoo.ca (Dan C) ([Leica] new 1ds mark II)
Message from images at InfoAve.Net (Tina Manley) ([Leica] new 1ds mark II)