The ceiling is an unknown, and may be very high.  But I can raise the=20
emitters a couple feet higher to reduce the angular difference. I'll=20
find out for sure on Frida, and also find out if there are any really=20
bright lights I need to worry about.

Thanks,
-Neil..




On 10/17/2016 2:58 PM, Van Horn, David wrote:
> More transmitters driven at the same moment is better.  No phase issues, =
the wavelength around 800nm
> You could bounce them off the ceiling of the room for more dispersion.
>
>

--=20
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