CHAPTER 1

Introduction

MANKIND HAS A FASCINATION FOR DISTANT PLACES and different times and a desire to observe such experiences without actually being there.

The paradigm of displays has been to provide a virtual window to a remote scene. In achieving this, the recording and the transmission of images are challenges that are as difficult to master as their presentation. Displays are at the forefront of this visual information link, and their requirements are restricted by the capabilities of our human visual system.

Fortunately, we can use our imaginations to get realistic visual impressions from flat images. We can imagine real scenes even if color is missing, we can approximate depth if the displayed scene is moving, and we can perceive images ...

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