The Coolpix P520 is the most recent model in the long-running Nikon P-series range and it comes with an enormous 42x optical zoom that is more prominent than any past camera in the reach. It's viable with the discretionary WU-1a Wi-Fi module, allowing you to control it from your Android or iOS cell phone or tablet, and remotely share your photographs. Let's discuss the Nikon Coolpix P520 review.