DISPLAY DEVICE WHICH CAN BE PLACED ON THE HEAD OF A USER
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United States of America Patent
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Nov 30, 2017
app pub date -
Nov 24, 2015
filing date -
Nov 24, 2014
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Abstract
There is provided a display device with a holder that can be fitted on the head of a user and a first imaging optical system secured to the holder, which is formed to image an image generated in an image plane as a virtual image in such a way that, when the holder is fitted on his head, the user can perceive it with a first eye, wherein the first imaging optical system includes, as imaging element, precisely one first lens with a first and a second boundary surface, wherein the two boundary surfaces are each aspherically curved.
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