Re: illumination

Guy Martin <agm@...>

Also the human eye sees in monochrome at low light levels. Rods and cones !!

Cheers, Guy

----- Original Message -----
From: Robert Moore
To: MSG-1@...
Sent: Thursday, November 20, 2003 4:06 PM
Subject: Re: [MSG-1] Re: illumination

Yes I was thinking how I can see as easily at summer noon and after dark in
winter with a full moon. The latter level of illumination is a minute fraction
of the former - yet no MSG vis imagery by moonlight!


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