home *** CD-ROM | disk | FTP | other *** search
/ NetNews Usenet Archive 1993 #1 / NN_1993_1.iso / spool / comp / robotics / 2880 < prev    next >
Encoding:
Text File  |  1993-01-12  |  587 b   |  17 lines
  1. Newsgroups: comp.robotics
  2. Path: sparky!uunet!gatech!concert!rti!jb
  3. From: jb@rti.rti.org
  4. Subject: Re: Cheap color sensor
  5. Message-ID: <1993Jan12.084014.14019@rti.rti.org>
  6. Keywords: reflective sensors optic
  7. Organization: Research Triangle Institute, RTP, NC
  8. References: <1993Jan8.194916.8558@black.clarku.edu> <00966524.270D27C0@vms.csd.mu.edu>
  9. Date: Tue, 12 Jan 93 08:40:14 GMT
  10. Lines: 5
  11.  
  12. What about a single detector (photocell/solarcell) and different colored LEDs
  13. for illumination of the surface. Ie, what is the reflected brightness under
  14. green/red/yellow/blue/IR light.
  15.  
  16. Jeff Bartlett
  17.