How do you follow up a product that has reigned as the king of mirrorless cameras for the last four years? For Sony, the answer with the A1 was simple: just improve everything. The result is the $6,500 A1 II, a powerful pro-level hybrid mirrorless camera that’s Sony’s best to date. <br /> The A1 II is equipped with a 50-megapixel stacked sensor, not a global sensor like the A9 III, so it [...]