[Date Prev][Date
Next][Thread Prev][Thread Next][Date
Index][Thread Index]
Re: "Laser beam" deterrent
- To: ukha_d@xxxxxxx
- Subject: Re: "Laser beam" deterrent
- From: "Ian Tresman" <ian@xxxxxxx>
- Date: Tue, 14 Oct 2003 21:28:49 -0000
- Mailing-list: list ukha_d@xxxxxxx; contact
ukha_d-owner@xxxxxxx
- Reply-to: ukha_d@xxxxxxx
> The only way to see WHERE it's going is to suspend (*) something in=20
> the way and watch light reflected off it. This typically breaks the=20
> coherence, so you can see the impact from a wide viewing angle.
>=20
> A smoke machine is indeed good for this purpose :-)
I'm a bit worried about the chemicals used in smoke machines... so
maybe I'll try this with one of those ultrasonic water
"mist/fogger"
machines.
I only want people to see the laser for its deterrent effect.
Regards,
Ian
Home |
Main Index |
Thread Index
|