Newsgroups: comp.robotics
Path: cantaloupe.srv.cs.cmu.edu!das-news.harvard.edu!news2.near.net!MathWorks.Com!news.kei.com!world!sja
From: sja@world.std.com (Stuart J Adams)
Subject: Alternative to ultrasonics for range finding ???
Message-ID: <Cw6Dxs.8Jo@world.std.com>
Organization: The World Public Access UNIX, Brookline, MA
Date: Thu, 15 Sep 1994 14:37:04 GMT
Lines: 9

Are there any low-cost alternatives to ultrasonics for
rangefinding ??? For example, what do cameras use for
auto-focusing ???

Thanks !!!

Stuart Adams
sja@world.std.com

