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公开(公告)号：EP3859427A1
公开(公告)日：2021-08-04
申请号：EP19866809.7
申请日：2019-09-03
发明人： MA, Zhanshan , TIAN, Wenhong , ZHANG, Hao , CHEN, Lili
摘要： The present disclosure provides an optical processing apparatus, including at least one optical lens group, light transmittance of which is adjustable; a photodetector configured to detect an intensity of light emitted to the optical lens group; and a controller configured to adjust the light transmittance of the optical lens group according to the light intensity detected by the photodetector.
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公开(公告)号：EP3651457A1
公开(公告)日：2020-05-13
申请号：EP18788993.6
申请日：2018-02-01
发明人： ZHANG, Hao , CHEN, Lili , CHU, Minglei , SUN, Jiankang , YAN, Guixin , GUO, Ziqiang , WANG, Yakun , TIAN, Wenhong , MA, Zhanshan
IPC分类号： H04N13/00
摘要： An interpupillary distance measuring method (100), a wearable ophthalmic device (600) and a computer readable storage medium are provided. The method (100) includes: capturing at least one eye image; extracting corresponding one or two pupil image positions corresponding to a monocular pupil or pupils to two eyes in the at least one eye image; and determining an actual distance between the pupils of two eyes according to the one or two pupil image positions.
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公开(公告)号：EP4137870A1
公开(公告)日：2023-02-22
申请号：EP20900694.9
申请日：2020-04-17
发明人： LIU, Yuhong , MA, Zhanshan , JING, Haoran , GE, Zheng , SUN, Zhiyu , PENG, Jinbao , ZHANG, Hao , TIAN, Wenhong , CHEN, Lili
IPC分类号： G02B27/01
摘要： The present disclosure provides a focusing assembly and a head-mounted display device, which belong to the field of virtual reality technology. The focusing assembly includes a focusing barrel and a barrel retaining ring; the focusing barrel includes a first sleeve, a second sleeve, and a third sleeve that are sequentially sleeved from inside to outside of the focusing barrel; the first sleeve is provided with a lens mounting portion for mounting a focusing lens, a first end of the second sleeve is provided with a display screen mounting portion for mounting a display screen, a second end of the second sleeve is detachably connected to the barrel retaining ring, the first end and the second end being opposite ends of the second sleeve; and the lens mounting portion and the display screen mounting portion are configured such that the relative position thereof in a focusing direction of the focusing assembly is adjustable. The present disclosure facilitates simplification of the disassembly process and assembly process of a focusing assembly.
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公开(公告)号：EP3545386A1
公开(公告)日：2019-10-02
申请号：EP17826410.7
申请日：2017-06-06
发明人： ZOU, Bin , TIAN, Wenhong , LI, Yunshuang , TIAN, Zhenhuan
IPC分类号： G06F3/01
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