The frame rate of a virtual reality (VR) headset indicates: the number of images displayed per second.
A virtual reality (VR) headset refers to a head-mounted device which consist of two LCD displays (one per eye) that provides the wearer with a view of virtual physical environments (realities) and human-machine interactions through the use of various computer technologies.
Frame rate can be defined as a a measurement of the speed at which successive images are displayed per unit of time (second).
In this context, the frame rate of a virtual reality (VR) headset indicates the number of images that are displayed per second such as 24 fps.
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