A shutter speed of 1/250 (aperture
= f4) was used here, and it was enough to freeze the movement
of the entire coral but the depth of field was only enough
to keep one polyp in sharp focus.
File: 1-250.jpg
File size: 49KB
Date/Time: 2004:10:21 22:22:22
Image size: 600 x 399
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