| CPC G02B 27/0172 (2013.01) [G02F 1/0136 (2013.01); G02F 1/1326 (2013.01); G02F 1/29 (2013.01); G02F 1/133757 (2021.01); G02F 1/294 (2021.01)] | 27 Claims |

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1. A display device, comprising:
a pair of adaptive lens assemblies in an optical path, wherein each of the pair of adaptive lens assemblies comprises:
a corresponding switchable waveplate configured to switch between first and second states to selectively alter a polarization state of light passing therethrough, wherein the pair of adaptive lens assemblies have optical powers with opposite signs.
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