The front view below of the Sony Alpha A9 body, introduced today, gives a subtle clue about changes under the hood. For some time we’ve been nagging Sony about the weak, potentially tilting, 4-screw mount on the mirrorless bodies. Now they have at least added two more screws, to match Fujifilm X or the . . . → Read More: Alpha A9 promises professional performance
In interviews about the new micron-accurate aspheric lens element moulding process used to increase the resolution of the latest Sony G Master lenses, a visual has appeared which shows the ‘onion ring’ effect that coarser mould machining causes in lens elements.
Working independently, I’ve been aware of this for years – and I have used . . . → Read More: Sony’s precision aspherics