Invention Grant
US07641342B2 Information system and method for providing information using a holographic element 有权
用于使用全息元件提供信息的信息系统和方法

Information system and method for providing information using a holographic element
Abstract:
In an information system and a method for providing information in correlation with light that is incident on an eye, a pair of spectacles includes a holographic element that is supported in front of the eye of a wearer of the spectacles. An optical scanning device detects light that is incident on the eye via the holographic element.
Information query
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