Patent ID: 11966054
Assignee: SONY GROUP CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 0:
1. A display device, comprising:
a frame that includes:
a front portion in front of an observer,
temple portions extending from both ends of the front portion, and
a pad portion,
wherein the frame is mountable on a head of the observer; and

an image display device attached to the frame, wherein the image display device includes:
an image forming device,
an optical device on which light emitted from the image forming device is incident, wherein
the light is emitted toward the observer from the optical device,
a first end portion of the optical device is fixed to a temple portion side of the front portion,
a second end portion of the optical device is on a pad portion side of the front portion,
the optical device includes a dimmer configured to adjust an amount of external light incident from an outside of the display device,
the dimmer includes:
a moisture holding member,
a moisture holding member extending portion that extends from the moisture holding member, and
a dimming layer,

the dimming layer includes:
a reduction coloring layer,
an electrolyte layer, and
an oxidation coloring layer, and

a light shielding member configured to prevent the external light from being incident on the second end portion of the optical device from above the second end portion of the optical device,
wherein the light shielding member is attached to the pad portion side of the front portion.