Sony Introduces 61 Megapixel α7R IV Key Features: *World’s first(1) 35mm full-frame 61.0 MP(2) back-illuminated Exmor R™ CMOS image sensor with latest-generation BIONZ X™ image processor *15-stop(3) dynamic range at low sensitivities, resulting in smooth, natural gradations ranging from deep shadows to highlights *High-speed continuous shooting at up to 10 fps(4) with full AF / AE tracking for approximately seven seconds(5) in full-frame mode with an increased buffer memory, and approximately th