[Laser] Non-Imaging Optics

J. Forster [email protected]
Sun, 12 Jan 2003 13:55:13 -0500


Bob Williams wrote:

>Has anybody tried using just a light-bucket approach for receiving diffuse light
from atmospheric scattering - forward scatter, cloudbounce, etc...?

>With images on the horizon, I think that light interference might make it
pointless.

You can eliminate much of the interference with a narrow band optical filter on
your receiver, tuned to your transmitter's wavelength.

-John