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<br><div><div>On 14/09/2008, at 9:59 , Richard Jones wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><p style="margin: 0.0px 0.0px 0.0px 0.0px"><font face="Helvetica" size="3" style="font: 12.0px Helvetica">Colour cams have an IR filter, but they are never perfect.<span class="Apple-converted-space"> </span></font></p> </blockquote></div><br><div>Are these removable?</div><div>Sometimes I'd like to filter out the visible light to make a camera into an IR camera.</div><div>Any ideas?</div><div><br></div><div>Howard Amos</div></body></html>