PROBLEM TO BE SOLVED: To provide a visual acuity evaluation apparatus capable of performing a precise and easy evaluation about a visual function.SOLUTION: A visual acuity evaluation apparatus includes: a test result information storage unit 10 in which a plurality of pieces of test result information indicating the results of a subjects visual acuity test performed in regard to a plurality of targets corresponding to a plurality of visual acuity evaluation values and having the visual acuity evaluation values and a percentage of correct answers for the plurality of targets corresponding to the visual acuity evaluation values are to be stored a coefficient acquisition unit 12 which acquires a coefficient of a probability-of-seeing curve indicating a relationship between the percentage of correct answers and the visual acuity evaluation values included in the plurality of pieces of test result information an evaluation value acquisition unit 14 which acquires the subjects visual acuity evaluation value by using the coefficient of the probability-of-seeing curve and an output unit 15 which outputs the subjects visual acuity evaluation value acquired by the evaluation value acquisition unit 14.COPYRIGHT: (C)2014,JPO&INPIT【課題】精密かつ容易に視機能に関する評価を行うことができる視力評価装置を提供する。【解決手段】複数の視力の評価値と対応付けられた複数の視標について行われた被検者の視力の検査結果を示す情報であって、視力の評価値と、視力の評価値と対応付けられた複数の視標に対する正答率とを有する複数の検査結果情報が格納される検査結果情報格納部10と、複数の検査結果情報に含まれる視力の評価値と正答率との関係を示す曲線である知覚確率曲線の係数を取得する係数取得部12と、知覚確率曲線の係数を用いて、被検者の視力の評価値を取得する評価値取得部14と、評価値取得部14が取得した被検者の視力の評価値を出力する出力部15とを備えた。【選択図】図1
