Another property of endoscopes is that they exhibit enormous depth of
field. This has been exploited in the past by natural history film
makers to show, for example, a snail, close-up, but with people in the
background still in focus.
--
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| / | |/-\ | Ian A. Nichols |
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| \-/| | / | i.a.nichols@xxxxxxxxxx |
| * iann@xxxxxxxxxxxxx |
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