In its time, Nintendo's Game Boy was one of the most successful handheld platforms on the market. Not only did it have a massive library of video games, it came packed with unique hardware that fundamentally changed how people interacted with the system. Over the course of 18 long years, a host of strange and exotic peripherals were released. From cameras and printers, to sonar and sewing machines, to videophones and blood glucose meters, the Game Boy was home to some of the most curious accessories and add-ons the world had ever seen. Peripheral Vision tells the tale of every officially licensed product that Nintendo allowed developers to use on the Game Boy. Experience over 40 chapters dedicated to each device, from its roots and history, its impact on the past and present, the causes of its success or failure, and the technical details of how it really worked. Containing exclusive information and expertise only available within Peripheral Vision, this book gives readers a vast, inside look at the wide range of hardware that affected not only the Game Boy, but the larger gaming industry. * Features over 140 photographs of Game Boy hardware, accessories, and packaging along with over 230 screenshots of various games using all kinds of peripherals. * Covers topics such as the Barcode Boy, HuC-1 and HuC-3, TAMA5, Game Boy Printer, Game Boy Camera, Pocket Sonar, Barcode Taisen Bardigun Reader, Sewing Machines, Turbo File GB, Full Changer, Mobile Adapter GB, e-Reader, Multi-Plust On System, Solar Sensor, Virtureal Racing System, Battle Chip Gate, Soul Doll Adapter, Campho Advance, Play-Yan, GlucoBoy, and much more! * Provides a glimpse into 8 unreleased Game Boy peripherals. Includes close-up photos of the elusive NetCard prototype.