図１ 高輝度でipRGCへの刺激強度が一様な背景を用いた研究で使用した実験刺激の説明図 Fig.1 Illustration showing the stimuli used in the experiments where the high-luminance background with homogeneous stimulation intensity to ipRGCs was employed.
図２ 内側背景・外側背景を用いた研究で使用した実験刺激の説明図 Fig.2 Illustration showing the stimuli used in the experiments where the inner background and the outer background were employed.
図３ 周辺視の輝度コントラスト感度にipRGCが及ぼす影響に関する研究で用いた実験刺激の説明図 Fig.3 Illustration showing the stimuli used in the experiments where the effect of ipRGCs on luminance contrast sensitivity in peripheral vision was studied.
表１ 背景のipRGCへの刺激強度の変化のさせ方と,刺激強度増加による中心視の輝度コントラスト感度に及ぼす影響との関係 Table 1 Relationship between the method of varying the background's stimulation intensity to ipRGCs and the effect of increasing stimulation intensity on luminance contrast sensitivity in central vision.