Re: DPI

On Mon, 30 Apr 2007 17:48:24 +0100, Nospam wrote:

Could some one tell me in simple language or point me to a web site to
answer the following question.


I have read that cameras work on 72 dpi

Cameras don't 'work on' dpi. They 'work on' pixels. They may indicate 72
dpi or something else in the meta data - so what?


so how do u print to 300 dpi?

Depends on your apps - with Linux I mostly tell it how big I want it and
it prints.


Not sure about the technical side yet.

Maybe I'm mixing up the wrong things!

thanks

.

Relevant Pages

  • Re: DPI
    ... I have read that cameras work on 72 dpi ... A camera does not have a print dpi, it does have a sort-of dpi for capture. ... those are really capture pixels and have only one color and in the end it's pretty meaningless. ...
    (alt.photography)
  • DPI
    ... Could some one tell me in simple language or point me to a web site to answer the following question. ... I have read that cameras work on 72 dpi ...
    (alt.photography)
  • Re: DPI and PPI
    ... The simple fact is, dpi has always been the term for pixels per inch, and it is of course widely used that way. ... So I'll explain right here and now the difference between ppi, dpi, lpi and the difference between contone, halftone screening and FM/stochastic screening. ... Due to this incredibly fine raster, it is possible to simulate very sharp curved abd diagonal lines. ... The resolution of a printing device is measured in the number of individual microdots the device can print on an inch. ...
    (rec.photo.digital)
  • Re: National Geographic vs. Canon print paper
    ... For 35mm, most people find that somewhere in the 2500-5000 DPI range better able to extract all the image information available, then resampling down to whatever they think is "right" for their purpose. ... Until it's printed, the TIFF file should be as large a resolution as the scanner created (eg: 4535x6803 pixels). ... Any imbedded info about "300 ppi" is just handwaving until it's printed out onto paper, ... You can use whatever name you want: how about blueberries per inch? ...
    (rec.photo.digital)
  • Re: National Geographic vs. Canon print paper
    ... For 35mm, most people find that somewhere in the 2500-5000 DPI range better able to extract all the image information available, then resampling down to whatever they think is "right" for their purpose. ... I scan a 35mm transparency to produce an image of approximately 1800 x 1200 pixels. ... Any imbedded info about "300 ppi" is just handwaving until it's printed out onto paper, ... If you refer to dots per inch, ...
    (rec.photo.digital)