釋迦如來之變身，五佛頂尊之一。坐於胎藏界曼荼羅釋迦院釋尊左第四。梵名帝聚羅（火聚），斫羯羅，縛哩底，密號曰神通金剛，主以佛光聚一切眾生之德。雖有稱為高頂佛者，然非廣生佛頂。黃色，左手持蓮，上安寶珠，右手屈無名指，竪餘指當胸，坐赤蓮上。
光聚佛頂; 放光 or 放光佛頂 One of the five 佛預, i. e. one of the incarnations of Śākyamuni, whose Indian name is given as 帝聚羅斫羯羅縛哩底 Tejorāśi-cakravarttī, called by Shingon 神通金剛; this incarnation is placed fourth on Śākyamuni's left in the Garbhadhātu.