（a^loka， prabha^svara， am/su， tejas， prabha^）. 'Bright light'， 'radiance.' A symbol of the wisdom of a Buddha or bodhisattva. It is an expression indicating the destruction of the darkness of delusion and the manifestation of the reality-principle. It is an expression of praise of the unlimited and unimpeded light of Amita^bha Buddha， where 光 is distinguished into the light of his wisdom and the light of his form. 明 is the external manifest functioning expression of this wisdom.