06-21-2014, 05:15 AM
Quote:However, your argument concerning lenses below is indeed only valid if you compare equivalent depth-of-field. It is not valid if you just compare equivalent zoom capabilities.
I can crop my aps-c or full frame sensors, though, and get the same results as the MFT.
Quote:at f1.4 the focal plain is so narrow that if you focus on the person's eyes the nose will be unsharp and vice versa.
I've heard that quote or a variation of it a lot.
With your K-3 + 55, at three meters distance, you'll get a waist-up portrait with a DOF of about 16cm - or 6 inches, give or take. How big are your subjects' noses?