David Busch's Sony Alpha a7R IV Guide to Digital Photography

Introduction

With the a7R IV, Sony has packaged up the most alluring features of advanced digital SLRs and stuffed them into a compact, fully featured body, which boasts at least a few capabilities you won’t find in cameras from other vendors. They include an innovative Pixel Shift capability, which captures 4 or 16 different images, each displaced from the last by a single pixel, and which are then combined in the free Imaging Edge software to provide the detail you’d expect to find in a sensor with the equivalent of up to 240 megapixels. Many of the a7R IV’s other features are significant upgrades from previous models.

Of course, once you’ve confirmed that you made a wise purchase, the question comes up, how do I use this thing? All those cool ...