Pete Smith wrote:
> At 01:44 PM 8/24/1999 -0600, firstname.lastname@example.org wrote:
> >Harbor Freight has a laser pointer for $5.99 that they
> >say will project a 1/4 inch dot at 600 feet.
> >When the tower is vertical, the laser will be shining
> >through all the holes in the accessory shelves, and
> >will be hitting the target on the rotor plate. If a
> >particular guy level is out of whack, you will see the
> >laser shining on the accessory shelf, rather than going
> >through the hole.
> Sounds like a neat idea. I don't doubt that they can project a dot that
> far, which can be seen by an observer close by. But I wonder if you can
> actually see the dot at, say, 100 feet from the target. I know that weapon
> lasers can do that readily, but are these little ones powerful enough? If
> not, would binoculars help? Anyone had experience with this?
I agree, a clever idea!
I've used laser pointers in meeting rooms at least 80 feet long,
under reducted lighting.
If nothing else, do it at twi-light. Presumably we're just talking
fine-tuning the guy tensions.
73, de Hans, K0HB
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