An important criterion in choosing VR glasses for smartphones is the viewing angle, which determines how much of the picture the user will see.
Tactile and other sensations
Such gloves are equipped with sensors that make it possible to track the movements of hands and fingers. Technically, this can be accomplished in a variety of ways
Images
Modern virtual reality helmets (HMD-display, head-mounted display, video helmet) contain one or more displays that display images for the left and right eyes