> Just wondering how the different lenses for laser pens work, the ones
> that change the point to different shapes (a spaceship, arrow, etc.)
As far as I can tell, it's a two dimensional hologram.
Later....BC
--
+----------------------------[ 
]---+
| Bill Costa |
| 33 College Road -- CIS PHONE: +1-603-862-3056 | No good deed...
| University of New Hampshire FAX: +1-603-862-4778 | goes un-punished.
| Durham, NH 03824-3591 USA |
| |
+-----------------[ http://pubpages.unh.edu/~wfc/ ]---+
--
Subcription/unsubscription/info requests: send e-mail with subject of
"subscribe", "unsubscribe", or "info" to 
Wear-Hard Mailing List Archive (searchable): http://wearables.blu.org
From Wear-Hard Mailing list Archive (WH)
Maintained by R. Paul McCarty
Archive created with babymail