The big surprise, the Sony a7r IV mirrorless camera, is now officially announced (product listings: Adorama | B&H, see the press event here, sample photos available here). It features the world’s first 35mm full-frame 61 MP back-illuminated Exmor R CMOS sensor with latest-generation BIONZ X image processor: 15-stop[iii] dynamic range at low sensitivities, resulting in … Continue reading Sony a7r IV mirrorless camera officially announced