US 12,326,581 B2
Image stitching-based aerial image formation apparatus
Xingfu Zhu, Zhejiang (CN); Xianchu Peng, Zhejiang (CN); and Peiying Jiang, Zhejiang (CN)
Assigned to Zhejiang Prism Holographic Technology Co., Ltd., Zhejiang (CN)
Filed by Zhejiang Prism Holographic Technology Co., Ltd., Zhejiang (CN)
Filed on Jun. 9, 2022, as Appl. No. 17/835,984.
Claims priority of application No. 202121289773 (CN), filed on Jun. 10, 2021.
Prior Publication US 2022/0397770 A1, Dec. 15, 2022
Int. Cl. G02B 30/56 (2020.01); G02B 9/06 (2006.01); G02B 27/00 (2006.01)
CPC G02B 30/56 (2020.01) [G02B 9/06 (2013.01); G02B 27/0025 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An image stitching-based aerial image formation apparatus, comprising sequentially along an optical path direction:
an image source comprising a plurality of display units arranged in an array;
a rear lens group comprising a plurality of optical lens units arranged in an array; and
a front lens group, wherein light rays passing through the rear lens group are converged by the front lens group to render a real image in midair,
wherein the image source is disposed on a focal plane of the rear lens group.