The power per unit surface area still can be high enough to do damage to individual rods and cones on your retina.
Camera sensors have the same issue with lasers used on movie sets, dance clubs, etc... they are considered safe for public use, but direct exposure can do damage. -sc > -----Original Message----- > From: Phillip Partipilo [mailto:[email protected]] > Sent: Thursday, September 24, 2009 6:13 PM > To: NT System Admin Issues > Subject: RE: Fiber Cable Tester > > They can't possibly be very powerful.. Are they? Wouldn't they use a > bright > LED instead of a laser? Or maybe just a class II laser, like those > cheap > keychain bullet shaped lasers you can buy at gas stations for a few > bucks? > > > > Phillip Partipilo > Parametric Solutions Inc. > Jupiter, Florida > (561) 747-6107 > > > > -----Original Message----- > From: Ben Scott [mailto:[email protected]] > Sent: Thursday, September 24, 2009 5:02 PM > To: NT System Admin Issues > Subject: Re: Fiber Cable Tester > > > > On Thu, Sep 24, 2009 at 4:45 PM, wjh <[email protected]> wrote: > > Aside from flashlight you could plug it on the sending side and see > if > > light makes it through. Just don't look directly into it. You > should > > reflect it on your hand or a piece of paper. That is, if you like > having > eye sight. > > Yikes. Be *very* careful, here. You can only look at a laser twice. > > -- Ben > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ > <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > > > > -- > If this email is spam, report it here: > http://www.onlymyemail.com/view/?action=reportSpam&Id=ODEzNjQ6OTY5MTc5M > Tk4On > BqcEBwc25ldC5jb20%3D > > > THIS ELECTRONIC MESSAGE AND ANY ATTACHMENTS ARE CONFIDENTIAL AND > PROPRIETARY > PROPERTY OF THE SENDER. THE INFORMATION IS INTENDED FOR USE BY THE > ADDRESSEE > ONLY. ANY OTHER INTERCEPTION, COPYING, ACCESSING, OR DISCLOSURE OF THIS > MESSAGE IS PROHIBITED. > IF YOU HAVE RECEIVED THIS MESSAGE IN ERROR, PLEASE IMMEDIATELY NOTIFY > THE > SENDER AND DELETE THIS MAIL AND ALL ATTACHMENTS. DO NOT FORWARD THIS > MESSAGE > WITHOUT PERMISSION OF THE SENDER. > > > > THIS ELECTRONIC MESSAGE AND ANY ATTACHMENTS ARE CONFIDENTIAL > AND PROPRIETARY PROPERTY OF THE SENDER. THE INFORMATION IS > INTENDED FOR USE BY THE ADDRESSEE ONLY. ANY OTHER INTERCEPTION, > COPYING, ACCESSING, OR DISCLOSURE OF THIS MESSAGE IS PROHIBITED. > IF YOU HAVE RECEIVED THIS MESSAGE IN ERROR, PLEASE IMMEDIATELY > NOTIFY THE SENDER AND DELETE THIS MAIL AND ALL ATTACHMENTS. DO NOT > FORWARD THIS MESSAGE WITHOUT PERMISSION OF THE SENDER. > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~
