PROBLEM TO BE SOLVED: To accurately measure the eye movement of the left and the right eyes with the measurement characteristics consistent between left and right eye potentials.SOLUTION: An eye potential generation device comprises: an electric potential acquisition part 125 which is disposed on a viewer and acquires the electric potential of electrodes described later, the viewer being used attached to the head of a user such that a line connecting an electrode disposed in a nose side of an eye and an electrode disposed in an ear side of the eye intersects a line connecting both eyes, for each of the left and the right eyes an eyeblink detection part 140 for detecting an eyeblink section, i.e. a time section in which the user blinked the eyes a correction value calculation part 170 for calculating a correction value of an electric potential by using a ratio between a left eye potential, i.e. an electric potential difference between the electrodes disposed in the left eye side of the user, and a right eye potential, i.e. an electric potential difference between the electrodes disposed in the right eye side of the user in an eyeblink section and a correction processing part 180 which corrects, by using the correction value calculated by the correction value calculation part 170, the left eye potential or the right eye potential calculated from the electric potential acquired by the electric potential acquisition part 125.COPYRIGHT: (C)2014,JPO&INPIT【課題】左右の眼電位の計測特性を揃えて正確な左右の眼球運動を計測する。【解決手段】左右のそれぞれの眼について、当該眼の鼻側に配置された電極および当該眼の耳側に配置された電極を結ぶ直線と、両眼を結ぶ直線とが交差するように、ユーザの頭部に装着して使用されるビューワーに配置された各電極の電位を取得する電位取得部125と、ユーザが瞬目を行った時間区間である瞬目区間を検出する瞬目検出部140と、瞬目区間における、ユーザの左眼側に配置された電極間の電位差である左眼電位と、ユーザの右眼側に配置された電極間の電位差である右眼電位との比を用いて、電位の補正値を計算する補正値計算部170と、補正値計算部170が計算した補正値を用いて、電位取得部125が取得した電位から算出される左眼電位または右眼電位を補正する補正処理部180とを備える。【選択図】図32
