Re: [CAD_CAM_EDM_DRO] IR proximity detector

The Polaroid device uses sonic transmit, receivers I believe.
Jim

----- Original Message -----
From: <JanRwl@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Wednesday, March 31, 2004 12:48 AM
Subject: Re: [CAD_CAM_EDM_DRO] IR proximity detector


> In a message dated 3/31/2004 12:09:35 AM Central Standard Time,
> fredit@... writes:
> Anyone know what would be the easiest solution?
> Lee: Polaroid (camera mfg.) makes some kind of IR or phasor thing for
> measuring focusing-distance. I remember seeing offers to buy "evaluation
samples"
> years back, but, sorry, I never got a round tuit, so I lost touch with
that.
> ALL the data, schematics, etc., were incl. with the IC or whatever it was,
as I
> recall. You might contact Polyroid and ask.
>
>
> [Non-text portions of this message have been removed]
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