| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a user interface that includes one or more composite images that are perceived by an observer to be suspended in space.SOLUTION: A user interface comprises: a sheet, comprising at least one layer of microlenses that has first and second sides, a layer of material disposed adjacently to the first side of the layer of microlenses, and an at least partially complete image formed in the material associated with each of a plurality of the microlenses, where the image contrasts with the material; a first composite image, provided by the individual images, that appears to an unaided eye to float at a first distance above the sheet; and a second composite image, provided by the individual images, that appears to an unaided eye to float at a second distance above the sheet. The first and second distances are approximately equal. The first and second composite images are related to the same task or mental operation.</p> |
