D3 sensor efficiency

Started Nov 18, 2007 | Discussions thread
OP ejmartin Veteran Member • Posts: 6,274
Re: D3 sensor efficiency

ejmartin wrote:

(edit: if you take a gaussian and replace all the negative values by
zero, which is what clipping does, the spread is narrowed by 2.93, or
slightly over 1.5 stops)

Oops, I should know better than to calculate under editing time constraints. Forgot to take a square root. The clipped gaussian is narrowed by 1.71 (the square root of 2.93), or .77 stops.

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