nanog mailing list archives
Re: Eye protection in DWDM systems -- what threshold?
From: Kevin Loch <kloch () kl net>
Date: Tue, 09 Jun 2009 18:17:05 -0400
On Tue, Jun 09, 2009 at 04:06:58PM -0400, Deepak Jain wrote:This conversation has gone places I didn't expect. Leo, that card is pretty cool, but for a few hundred $$ more, you can get a light meter (if someone is smart enough to use the card...)
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
Current thread:
- Re: Eye protection in DWDM systems -- what threshold?, (continued)
- Re: Eye protection in DWDM systems -- what threshold? Mikael Abrahamsson (Jun 08)
- Re: Eye protection in DWDM systems -- what threshold? David Freedman (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Robert E. Seastrom (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Jeff Kell (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Patrick W. Gilmore (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Richard A Steenbergen (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Patrick W. Gilmore (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Leo Bicknell (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Deepak Jain (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Richard A Steenbergen (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Kevin Loch (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Michael Painter (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Jeff Kell (Jun 09)
- Re: Eye protection in DWDM systems -- what threshold? Joel Jaeggli (Jun 09)