Re: DPI
Samuel Shulman enlightened us with:
I understand that the actual size as a picture appears on the screen
is based on both the DPI settings and the pixels
Indeed.
My question is that it matter what is the DPI in regards to the size
of the picture?
The size of the picture expressed in what unit?
Size in bytes: DPI doesn't matter
Size in pixels: DPI doesn't matter
Size in meters: DPI does matter
Koekje
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Relevant Pages
- 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) - DPI in a photo [WAS: I wonder how Dpreview will handle....]
... portrait orientation then I get something like 0.3 pixels ... away from the 'original' and there is an even larger difference in DPI ... controls like image % scale are useless). ... 1024x768 then you need to shrink that picture by 50%. ...
(rec.photo.digital.slr-systems) - Re: Salamander is now webbed
... (I have a high-res screen 96 dpi -- it may be better ... on screen resolution) but mainly 52-72 characters wide. ... readers and smart phones avoid this problem by having a smaller "page ... The type you use is important since it is made of pixels. ...
(rec.arts.sf.composition) |
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