Webcams and focus

From Wear-Hard Mailing list Archive (WH) Maintained by R. Paul McCarty

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Is focus (or lack of...) on a webcam,for those who are currently or have=20
been bonified cyborgs, ever been a problem?
What are some ways you've found to deal with it?
Recommend any particular optics or components for automatic or=20
electronically/mechanically aided focus with camera elements that are=20
appropriate for wearing?

I notice alot of 'borgs' today as in the past it seems are using hand held=
=20
digital cameras, such as Steve Mann in his photography; for purposes simila=
r=20
to or of EyeTap and similar technologies is there any middle ground between=
=20
handheld digital cameras of high resolution(high priced too!) and the=20
universally affordable CCD or CMOS element common in webcams and barebones=
=20
kits sold by electronics suppliers?

Im looking at getting a camera soon to do OCR in Linux and in my case I=20
would really like to have a camera with the same perspective as I have, in=
=20
the same way an Eyetap has the same perspective as the wearer. For this=20
reason the topics of focus, quality/price, and footprint all become perhaps=
=20
a bit more important than just everyday-use cameras.

I understand the great advantage handheld digital cameras have are the=20
optics and the element they carry, but most importantly - in that they=20
contribute to the footprint - the optics. Has anyone experimented using=20
glass(or otherwise?) viewing fibers like those found in endoscopes with=20
cameras? What about endoscope like fibers with microdisplays(Something I=20
hope to do, permitting I have the budget for it and it doesn't appear=20
utterly hopeless by the time I do have the budget for it)

Thanks all.

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Is focus (or lack of...) on a webcam,for those who are currently or have be=
en bonified cyborgs, ever been a problem? 
What are some ways you've found to deal with it? 
Recommend any particular optics or components for automatic or
electronically/mechanically aided focus with camera elements that are
appropriate for wearing? 
 
I notice alot of 'borgs' today as in the past it seems are using hand
held digital cameras, such as Steve Mann in his photography; for
purposes similar to or of EyeTap and similar technologies is there any
middle ground between handheld digital cameras of high resolution(high
priced too!) and the universally affordable CCD or CMOS element common
in webcams and barebones kits sold by electronics suppliers? 
 
Im looking at getting a camera soon to do OCR in Linux and in my case I
would really like to have a camera with the same perspective as I have,
in the same way an Eyetap has the same perspective as the wearer. For
this reason the topics of focus, quality/price, and footprint all
become perhaps a bit more important than just everyday-use cameras. 
 
I understand the great advantage handheld digital cameras have are the
optics and the element they carry, but most importantly - in that they
contribute to the footprint - the optics. Has anyone experimented using
glass(or otherwise?) viewing fibers like those found in endoscopes with
cameras? What about endoscope like fibers  with
microdisplays(Something I hope to do, permitting I have the budget for
it and it doesn't appear utterly hopeless by the time I do have the
budget for it) 
 
Thanks all.

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