“…Thus, our system is more general and more versatile than related devices that were developed for specific applications of peripheral vision [4,6,15,22,29,36,38,41,46,52,53]. Existing HMD toolkits were either limited to specific means of peripheral cues like radial LEDs [14] or peripheral vision was not a key aspect of their system [9]. Due to technical differences in all those approaches, such as different display placement, display electronics, or dimensions, comparing them in a fair manner is challenging.…”