Title:
OPTICAL UNIT, OPTICAL DEVICE, AND IMAGE DISPLAY SYSTEM
Document Type and Number:
Japanese Patent JP2023109777
Kind Code:
A
Abstract:
To reduce discomfort of an observer caused by contact with a device.SOLUTION: An optical unit (42) includes an optical system having a focus on the incident side of light on a position where a display image (Im) of an object is set, and emitting light from a focal plane as parallel light, and a housing part for housing the optical system, and has a constitution in which, when a visible area where the display image can be viewed is expressed as IB, IB≥7570 mm3 is satisfied.SELECTED DRAWING: Figure 1
Inventors:
MIZUTA MASAHIRO
SATAKA RYOICHI
KAWASAKI TOMOHIRO
SATAKA RYOICHI
KAWASAKI TOMOHIRO
Application Number:
JP2023074887A
Publication Date:
August 08, 2023
Filing Date:
April 28, 2023
Export Citation:
Assignee:
NIKON CORP
International Classes:
A61B3/13; G02B25/00
Attorney, Agent or Firm:
Patent Attorney Corporation Taiyo International Patent Office
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