gfperez

Joined on Aug 7, 2015

gfperez's recent activity

  • I didn't shoot an evenly-lit white wall at infinity. What's the point of that?
    Here is another example, about 2 stops more...

  • @Sir 7
    Yes, I know it is not exactly 2x. It is about 1 1/3 stop, I was just rounding to 1 stop. If we wanted to be precise, we would have to specify if the sensor is BSI or not, old or new, the...

  • I made clear in the previous reply that I was talking about the entrance pupil, sorry if it was not clear enough. As for being absolutely wrong, you can make the experiment you propose:
    ...

  • The f-number is irrelevant when comparing image quality if you don't take into account the focal length. What matters is the diameter of the aperture (the pupil) of the lens. An 85mm f2 lens has a...

  • No point in comparing the RP to the 6DII at ISO 3200 and say they have identical noise performance. The RP uses a 50mm lens at f5.6, whereas the 6D uses an 85mm at f5.6 (same with FF Sony's). The...

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