Changes

Head-mounted multifocal displays are generally made using a sequential focal stack, where very quickly multiple images are shown and the focus of the optical system changes at the same time. It happens so quickly it all looks like one image.

Head-mounted multifocal displays are generally made using a sequential focal stack, where very quickly multiple images are shown and the focus of the optical system changes at the same time. It happens so quickly it all looks like one image.

The sequential focal stack method is used by [[Lightspace Technologies]] and [[CREAL]], in varying methods.

Companies include [[Lightspace Technologies]] and [[CREAL]], in varying methods.

Multifocal displays can solve [[VAC]].

Multifocal displays can solve [[VAC]].