With eyes shut, it is called ‘appearance in a dream’. And the mystery of the matter: (Song. 5:2) I am asleep, but my heart is awake... And with eyes open it is ‘a waking appearance’.
And there are two appointees there: one is Sagron, and one is Patḥon. And Metatron, who is called by the name of both-of-them, is appointed over these two keys.
From the aspect of the Middle Pillar (Tipheret), the Shekhinah is ‘a waking appearance’. And Moses is of this aspect, since it is written of him: (Num. 12:8)... mouth to mouth I shall speak with him, and with appearance and not with riddles, and the depiction of Y”Y will he behold.