P3D Re: PHOTO-3D digest 3228 (squinting)

["Kersenbrock, Michael" <michaelk@xxxxxxxxxxx>]

Ronald Beck wrote:
>
> Some cameras have a button you can push to open the f-stop temporarily
> while you focus.  You then release the button and press the shutter.
> Other cameras will leave the lens wide open until you take the picture
> and then set the proper f-stop when you fire the camera.

I thought it was the opposite.  You push the button to *close* down the
lens with many SLR's not having the button and one ONLY being
able to view with the lens wide open (brightest).

Mike K.

P.S. - I'm curious, why is the other eye being kept open (or squinted)?


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