Optische Elementeinheit, Herstellungsverfahren für Optische Elementeinheit und Optische Vorrichtung

Details

Veröffentlichungs-Nr.

EP4741356

Anmeldetag

7. November 2025

Veröffentlichung

13. Mai 2026

Rechtsraum

EP

IPC

C03B23/22, G02B7/02(WATANABE JOJI et al.)(FUJIMORI NORIYUKI et al.)

Abstract

Provided is an optical element unit including a first optical element and a second optical element, wherein the first optical element and the second optical element are bonded to each other through intermediation of a bonding portion formed by solid-phase bonding of an inorganic substance between a peripheral edge portion of the first optical element and a peripheral edge portion of the second optical element, and wherein the optical element unit has, between the first optical element and the second optical element which are bonded to each other, a hollow portion formed on an inner side of the peripheral edge portion.

Anmelder

Firma

Canon Kabushiki Kaisha

Land

🇯🇵 Japan

Fachgebiete