XF56 f1.2 released and specs

Started Jan 6, 2014 | Discussions thread
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Bill Robb Senior Member • Posts: 3,332
Re: XF56 f1.2 released and specs
3

Robert Garcia NYC wrote:

not really your not factoring in the extra real estate on the sensor, which is gathering light. So, it's an f 1.8.

Um, no. The maximum aperture is determined by the diameter of the aperture compared to the focal length, and is a mathematical formula that is determined by those two, and only those two factors. You are using the "new math" where 2+2=3.

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