The area in front of and in back of the point of focus that appears sharp
to our eyes is the image’s depth of fi eld. Stopping down the lens will
increase this area of apparent sharp focus while opening up the lens
will diminish it. The closer you are to your subject, and with an opened
aperture, the less depth of fi eld. This is useful to isolate a subject against
an otherwise cluttered or distracting background.
In my opinion, Canon made a quantum leap for photography,
both mechanically but more importantly, philosophically,
producing the best, most intuitive, and easiest to use equipment
ever. That said, no digital equipment is “easy.” Yes, you can make a
nice image (pretty much right out of the box, but also right down
the middle of the road) in Full Auto or Program, but what’s the
point if you don’t understand the subtleties?
If you haven’t done so already, you’re about to make a major
fi nancial investment in your photographic future. Canon’s gear is
the best this planet has ever seen – that’s my opinion, but it’s the
opinion of a professional who makes his living from photography,
and also someone who’s made a substantial investment in his
equipment. I want, and need, the very best, and I demand a lot
from it.
One nice benefi t of a project like this is that I got to work with
some extremely nice people who were willing to put up with
me checking my notes and making abrupt changes in the
middle of the shoot or making numerous wardrobe changes
to accommodate the shoot schedule. The list is long, but each
should know that their contribution was worth every minute of
their time.
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