As I remember from my naturopathy as well as medical anatomy / physiology studies, and thus from a more physiological viewpoint the soft eye pressing on the closed eyes helps to activate the Vagus nerve which is part of the Parasympathetic nervous system, which regulates the mode 'rest and digest', as opposed to the mode 'fight and flight' of the Sympathetic nervous system that 'activates' the body.
It makes you more calm and relaxed and so it could indeed also deepen meditation and trance work.
It makes you more calm and relaxed and so it could indeed also deepen meditation and trance work.