9 Jun
2009
9 Jun
'09
7:46 p.m.
----- Original Message ----- From: "Kevin Loch" <kloch@kl.net> Cc: <nanog@nanog.org> Sent: Tuesday, June 09, 2009 12:17 PM Subject: Re: Eye protection in DWDM systems -- what threshold?
In a pinch the camera on a MacBook pro can be used to detect presence of IR light. Here's light from a 10Gbase-LR xenpak:
http://www.majhost.com/gallery/kl/Macbook/macbook-laser-camera.jpg
It's easier to see when previewing in real time than in the static picture but it does require careful aim.
- Kevin
Most 'cell phone' cameras also detect IR. Handy to verify that A/V equipment "Remotes" are working. --Michael