[chbot] Camera IR Filter removal
rjtp at ihug.co.nz
Sun Sep 14 23:56:59 BST 2008
A dumb answer would be that the ability to remove the IR filter depends on
the design of the camera.
This is not for the feint hearted: http://ghonis2.ho8.com/rebelmodnew.html
Back in my project days at Philips we modified a colour CCD camera to have
a moveable IR filter to give good day and night performance. The night
vision used infra red lights. Trouble was the resultant assembly cost about
the same as two cameras. We also used photomultipliers that could see in
On Mon, 15 Sep 2008 09:04:23 +1200, QtuTrains <Howard at QtuTrains.com> wrote:
> On 14/09/2008, at 9:59 , Richard Jones wrote:
>> Colour cams have an IR filter, but they are never perfect.
> Are these removable?
> Sometimes I'd like to filter out the visible light to make a camera
> into an IR camera.
> Any ideas?
> Howard Amos
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