如实空镜 (如實空鏡) rúshí kōng jìng

rúshí kōng jìng set phrase a mirror that is empty of images
Domain: Buddhism 佛教 , Subdomain: Chinese Buddhism 中国佛教
Notes: A mirror that does not reflect anything, one of the 四鏡 'four kinds of mirror' mentioned in the Treatise on the Awakening of Faith in the Mahāyāna 《大乘起信論》 (Aśvaghoṣa and Hakeda 2006, p. 47; FGDB '如實空鏡'; T 1666)