 | | Re: increased range of Infra Red —Robert McGlade
| | | | As with all light you could use a lens to focus the IR beam (you can set this up using a cam-corder to view the optimal positioning), you can also use mirrors to create three beams (a mirror either side). If you use both you should exceed 5 feet. (...) (24 years ago, 26-Jul-00, to lugnet.robotics)
| | | | | | | | | | Re: increased range of Infra Red —Richard Hamilton
| | | | | Using a lens would increase the range, but at the expense of narrowing the angle of detection. (...) (24 years ago, 26-Jul-00, to lugnet.robotics)
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