On Thu, Jun 23, 2011 at 11:04 AM, Yigit Turgut <y.turgut@gmail.com> wrote:

> Actually it depends on the beam type. For a gaussian beam laser
> Inverse law applies but after the photons reach to a specific amount
> of density they will get out of the resonance cavity from the less
> reflecting end. Till here, inverse law applies but after the beam is
> out it will be degrading less than an isotropic common source due to
> regeneration of photons emerging from the applied electric field to
> lasing material (YAG). Assuming the same conditions, laser beam
> intensity will be very close as if it obeys the inverse square law but
> this is not a practical consideration. In theory it differs and can be
> explained by Michelson Interferometer but due to very small lengths in
> the cavity it will not be a practical issue.
>
> HAHAHAHAHAHAHAHAHA. What a load of you-know-what.
--=20
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