To LUGNET HomepageTo LUGNET News HomepageTo LUGNET Guide Homepage
 Help on Searching
 
Post new message to lugnet.roboticsOpen lugnet.robotics in your NNTP NewsreaderTo LUGNET News Traffic PageSign In (Members)
 Robotics / 19792
19791  |  19793
Subject: 
Re: Working motorized focus for Vision Command
Newsgroups: 
lugnet.robotics
Date: 
Tue, 17 Dec 2002 13:49:37 GMT
Viewed: 
768 times
  
anyone??



In lugnet.robotics, Timothy Schroeder writes:
This may be a stupid question, but could the vision command be made to
"autofocus" given special code?

Timothy



Message has 2 Replies:
  Re: Working motorized focus for Vision Command
 
(...) Well, I'm not an expert - but I imagine it should be possible to produce a measure of how sharp the image is. For example by adding up all the differences between one pixel and it's neighbours. In a sharp image, you'd expect a lot of nice high (...) (22 years ago, 18-Dec-02, to lugnet.robotics)
  Re: Working motorized focus for Vision Command
 
Sorry for the late reply ... consumer still cameras (even cheap ones) have auto-focus capability, so the technology has to be within reach of the RCX. I did a search on Google and found the following definitions: Active auto-focus is where the (...) (22 years ago, 19-Dec-02, to lugnet.robotics)

Message is in Reply To:
  Re: Working motorized focus for Vision Command
 
This may be a stupid question, but could the vision command be made to "autofocus" given special code? Timothy (...) (22 years ago, 15-Dec-02, to lugnet.robotics)

15 Messages in This Thread:





Entire Thread on One Page:
Nested:  All | Brief | Compact | Dots
Linear:  All | Brief | Compact

This Message and its Replies on One Page:
Nested:  All | Brief | Compact | Dots
Linear:  All | Brief | Compact
    

Custom Search

©2005 LUGNET. All rights reserved. - hosted by steinbruch.info GbR