Interesting question. I would think that even if your dilation in your
covered observing eye remained optimum, the afterimage of the white light
would offer enough distraction to affect your viewing.
RO
----- Original Message -----
From: "Mark Wagner" <mark.wagner@No-Spam>
To: <Jay.Freeman@No-Spam>; "The Astronomy Connection" <sf-bay-tac@No-Spam>
Sent: Thursday, April 14, 2005 1:25 PM
Subject: Re: [TAC] Emptying the Cup!
> At 4/14/2005, you wrote:
>
>>Doing galaxy work with significant amounts of moonlight or city lights is
>>a good time to worry about keeping your observing eye closed
>
> So, I can use a white light to read, and as long as I keep my observing
> eye from seeing that white light, my dark adaptation in that eye will not
> be affected? I can have one completely dialated pupil, and the other
> totally constricted?
>
> Mark
Received on Thu Apr 14 13:39:17 2005