18531918. OPTICAL SYSTEM AND DISPLAY APPARATUS simplified abstract (CANON KABUSHIKI KAISHA)

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OPTICAL SYSTEM AND DISPLAY APPARATUS

Organization Name

CANON KABUSHIKI KAISHA

Inventor(s)

Keigo Yarita of Tokyo (JP)

Yu Miyajima of Tochigi (JP)

Kazuto Ishida of Tochigi (JP)

Yuma Kobayashi of Tochigi (JP)

OPTICAL SYSTEM AND DISPLAY APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18531918 titled 'OPTICAL SYSTEM AND DISPLAY APPARATUS

The optical system described in the patent application consists of a series of lenses with transmissive reflective surfaces that manipulate the path of light beams from the display surface to the pupil surface.

  • The first lens has a transmissive reflective surface on the pupil surface side.
  • The second lens is cemented with either the first or third lens.
  • The third lens has a transmissive reflective surface on the display surface side.
  • Light beams from the display surface pass through the second transmissive reflective surface, then through the third, second, and first lenses in sequence, before being reflected by the first transmissive reflective surface.
  • The light then passes through the first, second, and third lenses in reverse order, is reflected by the second transmissive reflective surface, and finally passes through the lenses in reverse order again before entering the pupil surface.

Potential Applications: - This optical system could be used in imaging devices, such as cameras or microscopes, to control the path of light beams efficiently. - It could also be applied in virtual reality or augmented reality headsets to enhance the display quality and user experience.

Problems Solved: - The system helps to improve the overall optical performance by efficiently manipulating the light path. - It reduces aberrations and enhances image quality by controlling the reflection and transmission of light beams.

Benefits: - Enhanced image quality and resolution in imaging devices. - Improved display quality and user experience in virtual reality and augmented reality applications. - Efficient manipulation of light beams for various optical systems.

Commercial Applications: Optical systems with transmissive reflective surfaces can be utilized in a wide range of commercial applications, including consumer electronics, medical devices, and scientific instruments. The technology offers improved performance and enhanced capabilities in imaging and display systems.

Questions about Optical Systems with Transmissive Reflective Surfaces: 1. How do optical systems with transmissive reflective surfaces differ from traditional lens systems? - Optical systems with transmissive reflective surfaces utilize specialized coatings to control the reflection and transmission of light, offering more flexibility in manipulating light paths compared to traditional lenses.

2. What are the key advantages of using transmissive reflective surfaces in optical systems? - Transmissive reflective surfaces allow for more efficient control of light beams, reducing aberrations and improving overall optical performance in various applications.


Original Abstract Submitted

An optical system includes, in order from a pupil surface side to a display surface side, a first lens having a first transmissive reflective surface on the pupil surface side, a second lens, and a third lens having a second transmissive reflective surface on the display surface side. The second lens is cemented with the first or third lens. The light beam from the display surface transmits through the second transmissive reflective surface, transmits through the third, second, and first lenses in this order, is reflected by the first transmissive reflective surface, transmits through the first, second, and third lenses in this order, is reflected by the second transmissive reflective surface, transmits through the third, second, and first lenses in this order, transmits through the first transmissive reflective surface, and enters the pupil surface.