> This looks very neat at first glance John, but one specification of > interest seems to be missing entirely. > > What is the beam divergence over that range, since its near infrared at > 850nm, most of us can't see it. I wonder if its output is strong enough > that we could visualize it with one of those IR detector cards the tv > service techs use to verify that an IR tv remote is actually outputting a > signal?
A normal digital camera will see NIR radiation just fine. I've looked at the tv-remote, and reflections from a 1064nm laser and they both show as bright white spots on the camera preview screen. AW ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
