"Adrian C" wrote in message
...
On 24/05/2012 08:15, N_Cook wrote:
Or at least translucent to visible. Hopelessly undiscriminating IR
encoder&
decoder on a piece of kit but need to see the LED segment display , which
inconveniently has the IR Rx within it.
I've tried loads of normal materials like polythene,perspex, glass, mica,
silicone rubber.
I know black polythene will transmit the IR of PIR units and block
visible
but there is more seperation of f there


IR filter from a camera?

--
Adrian C



I would second that.

Here's a youtube video showing someone removing one from a camera. Not only
would you get your filter, you would also get an infra-red camera!
(Not one of those heat seeking ones, mind).

http://www.youtube.com/watch?v=dvCzbPVXZWk


Gareth.