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Re: Would Water Surface Reflect IR?


  • Subject: Re: Would Water Surface Reflect IR?
  • From: "lexfordparc" <paul@xxxxxxxxxxxxxxxxx>
  • Date: Mon, 30 Apr 2007 09:56:01 -0000

Hi Chris,

The unit I have my eye on for the IR version of distance measuring is
the Sharp GP2Y0A02YK:

http://www.active-robots.com/products/sensors/sharp/gp2y0a02yk.pdf

However, Karam also suggested it maybe possible to add some tubing on
the end of the ultrasonic sensor to absorb the ultrasound emition and
recpetion from the wall.

Paul

--- In ukha_d@xxxxxxx, Chris Hunter <cjhunter@...> wrote:
>
> There's IR & there's IR ... depends on frequency ... water vapour
> absorbs most IR ... not sure about liquid water ... 'would check
> Wikipedia, etc ... but Google's not responding at the moment ... !
>





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