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Unread 02-01-2005, 22:48
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Alan Anderson Alan Anderson is offline
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FRC #0045 (TechnoKats)
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Re: Optical Mouse Navigation

Quote:
Originally Posted by Craig Putnam
It sounds to me as though you had very little depth of field...
No, as I said before, it's not a focus problem.

The "telephoto mouse" we constructed has a bit more than a centimeter of variation in range where it will still track the carpet if appropriately illuminated. But it won't track it consistently if the distance isn't kept absolutely constant.