Eyeball monitoring device for vision inspection, has eyeball coil device with eyeball coil movable relative to eyeball, and visual-field coil device of size smaller than head of subject, that are provided in transmitter/receiver

摘要

The device has an eyeball coil device (310) with an eyeball coil movable relative to an eyeball, and a visual-field coil device (320) of size smaller than head of a subject, that are provided in a transmitter or a receiver. A signal processor (350) processes the induced voltage signal of the receiver. Independent claims are also included for the following: (1) visual field coil device; (2) square coil usage method; (3) inspection device; (4) induction orientation measurement method; and (5) subject imaging method.