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[filmscanners] Re: Real-World Scene Brightness Range



At 05:56 PM 5/13/2002 +0100, you wrote:
>At 9:27 -0600 13/5/02, Stan McQueen wrote:
> >our minds interpret the visual data so as to
> >see the dark cloth as being very very dark and the white shirt as being
> >very very white
>
>I try not to use my mind for professional purposes, entertainment only.
>
>I am judging from the very transparent shadow areas & the blocked up
>highlights on a film with a long range (Reala 100).
>
>But lets wait for a sunny day when we can talk facts.
>
>David Hoffman

See my earlier post containing actual (gasp!) measurements taken on said
sunny day. Quick summary: deep shadows: 9 to 9.5 EV as compared to sunlit
concrete driveway at 16.5 EV. Shadow measurement was about the same whether
the shadow contained grass, wet (hence, dark) dirt, or tree trunks.

Stan

================================
Photography by Stan McQueen
http://www.smcqueen.com

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