13 hours ago
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Re: I am pretty sure Marianne's experiment is flawed
In reply to Robin Casady,
5 months ago
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Robin Casady wrote:
TOF guy wrote:
Sorry I had to delete my initial answer as I misread part of what was discussed.
But Marianne test's works.
Thierry, hold a disk up in front of a lens to create a central obstruction. Does the central area of the frame go black? No, the entire image darkens.
--
Robin Casady
http://www.robincasady.com/Photo/index.html
--
Steve Bingham
www.dustylens.com
www.ghost-town-photography.com
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