On Monday, January 28, 2002 at 14:27, Kerry Frohling
<olympus@xxxxxxxxxxxxxxx>
wrote re "Re: [OM] one good thing..." saying:
> >From: Tom@xxxxxxxxxxxxx
>
> > > <snip>
> >Why can't the bubble lenses be pointed toward the lens rather than being
> >perpendicular?
> <snip>
>
> the bubbles are formed, conceptually anyway, by laying a thin sheet of
> plastic of the CCD (or CMOS Sensor) and heating it until a bubble forms over
> each pixel. There is not much in the way of directional control with this
> type of process.
Maybe if they rotated it while it cooled? Then centrifugal force would
nicely orient the bubbles?
> <snip>
> >Or mirror the walls of each CCD well so it bounces down to the bottom? Or
> >even make the CCD spherical so each CCD well points toward the lens? (Yeah,
> >the lenses would have to channel the lite from the middle of the sphere and
> >be redesigned.)
> <snip>
>
> Again, while technically feasible, this is a process so unlike current
> silicon chip technology, that the cost would be to say the least,
> prohibitive.
They do have chips with reflectors used for projection video.
Why not an extra steps to cover the sensitive spot, silver the box sides,
and uncover the spot again?
tOM ( engineer in my next life)
------- Quidquid latine dictum sit, altum viditur -----------------
,__@ Tom A. Trottier +1 613 860-6633 fax:231-6115
_-\_<, 758 Albert St.,Ottawa ON Canada K1R 7V8
(*)/'(*) ICQ:57647974 N45.412 W75.714
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if anything small falls into them they ensnare it,
but large things break through and escape.
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