CURVED IMAGING DEVICE AND MANUFACTURING METHOD THEREOF

• Main Authors: ISHII NORIHIKO, MIYAMOTO YASUYOSHI, NAKATANI NAOKI
• Format: Patent
• Language: English; Japanese
• Published: 31.08.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION; SEMICONDUCTOR DEVICES

To provide a curved imaging device capable of improving aberrations in one direction and in another direction different from the one direction without using a special device for deformation control.SOLUTION: A curved imaging device 1 includes an image sensor 100 having a curved surface shape in which the center of an imaging surface 101 is recessed with respect to the entire peripheral edge of the imaging surface 101, and a pedestal 200 on which the image sensor 100 is mounted, and the image sensor 100 is formed by stacking a first plate-shaped portion 110 made of silicon and a second plate-shaped portion 120 made of silicon oxide in the thickness direction, and the first plate-shaped portion 110 is arranged on the imaging surface 101 side, and the second plate-shaped part 120 is joined to the pedestal 200.SELECTED DRAWING: Figure 1 【課題】変形制御のための特別な装置を用いることなく一方向および一方向とは異なる他方向の収差を改善できる湾曲撮像装置を提供する。【解決手段】湾曲撮像装置１は、撮像面１０１の中心部が撮像面１０１の全周縁に対して凹んだ湾曲面形状のイメージセンサ１００と、イメージセンサ１００を搭載する台座２００と、を備え、イメージセンサ１００は、シリコンで形成された第１板状部１１０と、酸化シリコンで形成された第２板状部１２０とが板厚方向に重なって形成されており、第１板状部１１０は撮像面１０１の側に配置され、第２板状部１２０が台座２００に接合されている。【選択図】図１