Patent ID: 9180724
Filing Date: 2015-11-10
Classification: B43K,B43L,G02B

Abstract:
1. A drawing sheet comprising: a lens arrangement layer having a plurality of lenses; one or more material layers comprising a body of the sheet, the lens arrangement layer overlaying the one or more material layers; a plurality of images printed on a surface of one or more of the one or more material layers and configured to optically interact with the plurality of lenses to exhibit a visual effect when viewed through the lens arrangement layer overlaying the one or more material layers, wherein the plurality of images comprises: a dry-erase compatible layer overlying the lens arrangement layer that accepts markings from a marking instrument and permits erasure of the markings, wherein the markings accepted by the dry-erase compatible layer are accepted in context of the plurality of images that optically interact with the lens arrangement, wherein the plurality of lenses of the lens arrangement layer are in registration with the background, the one or more background images, and the one or more foreground images such that the one or more foreground images are configured to have an appearance of floating at a distance above the background and the one or more background images.