On Wednesday, February 22, 2012 09:37:28 PM andy pugh did opine: > On 22 February 2012 21:43, R.L. Wurdack <di...@nwlink.com> wrote: > > Will lampblack with a coat of clear flat Krylon work, or just flat > > > > black Krylon.? > > It's hard to say without infra-red eyes. I made an encoder with a > laser-printed target, it worked great until I covered it with a > protective plastic film, at which point both black and white looked > identical to the detector.
Chuckle. I can see it now, if reflective, the plastic film was very high gloss in the infrared I assume. Or if transmissive, it was opaque and all black I'd guess. Simple little things our eyes don't see can sure eat our lunch for us, that is for sure. Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) My web page: <http://coyoteden.dyndns-free.com:85/gene> Success is relative: It is what we can make of the mess we have made of things. -- T.S. Eliot, "The Family Reunion" ------------------------------------------------------------------------------ Virtualization & Cloud Management Using Capacity Planning Cloud computing makes use of virtualization - but cloud computing also focuses on allowing computing to be delivered as a service. http://www.accelacomm.com/jaw/sfnl/114/51521223/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
