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Digital Images,Photo Basics,
Understanding Your Camera
What’s a PPIIXXEELL?
It’s a “dot”—a square, filled with color
“dpi” = “dots per inch”
More dpi = more information More dpi = sharper image More dpi = larger file More
144 dpi
186K
72 dpi
60K
36 dpi
24K
What does the resolution setting mean?
1600x1200= best quality, big file (2 shots per disk)
640x480= lowest quality, small file (24 shots per disk)(Not adequate for print documents,
but good enough for PowerPoint presentations.)
(OK for most print documents.)
GUIDELINEGUIDELINE::
•For documents to be printed,
use high quality image (200+ dpi)
•For PowerPoint presentations,
use small file size (72 dpi)
Digital Images,Photo Basics,
Understanding Your Camera
Which photo is more appealing?
(distant) (close)
GUIDELINE:GUIDELINE: Move in close!
If at first you’re too far away…
…crop!
Which photo is more appealing?
(subject centered) (subject off center)
Which photo is more appealing?
GUIDELINE:GUIDELINE: Observe the “Rule of Thirds”
(subject centered)(subject off center)
“The Rule of Thirds”
Grid lines
Grid lines
Hot spots
“The Rule of Thirds”
GUIDELINE:GUIDELINE: Align subject on grid line or hot spot.
children aligned on bottom grid line
nature guide on left grid line; children on bottom grid line
head and monitor on hot spots
student on left grid; bottle on hot spot
REVIEWREVIEW::
•Move in close
•Observe “Rule of Thirds”
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