LENS ARRAY, METHOD FOR MANUFACTURING LENS ARRAY, OPTICAL WRITING DEVICE, AND IMAGE FORMATION DEVICE

• Main Authors: OKI MAKOTO, INAGAKI YOSHIHIRO, NUR NABILA MUHAMMAD MACKTA, IKEDA KAZUKI, KOBAYASHI DAISUKE
• Format: Patent
• Language: English; Japanese
• Published: 17.09.2020
• Subjects: CORRECTION OF TYPOGRAPHICAL ERRORS; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PERFORMING OPERATIONS; PHYSICS; PRINTING; PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

To provide a lens array that improves performance regardless of change in environmental temperature.SOLUTION: A lens array in which a plurality of lenses are arranged in two dimensions includes: a glass substrate 1001; a light-shielding layer 1002 having a plurality of light ray passing openings 1002a and provided on one main surface side of the glass substrate; a resin lens layer 1003 provided on the one main surface of the glass substrate including the light-shielding layer and having a lens part disposed correspondingly to each of the light ray passing openings; and a rear surface resin layer 1004 provided on the other main surface of the glass substrate.SELECTED DRAWING: Figure 2 【課題】環境温度の変化によらずに性能の向上が図られたレンズアレイを提供する。【解決手段】複数のレンズを二次元に配列したレンズアレイであって、ガラス基板１００１と、複数の光線通過開口１００２ａを有し前記ガラス基板の一方の主面側に設けられた遮光層１００２と、前記遮光層を備えた前記ガラス基板の一主面上に設けられ、前記各光線通過開口に対応して配置されたレンズ部を有する樹脂レンズ層１００３と、前記ガラス基板の他方の主面上に設けられた裏面樹脂層１００４とを備える。【選択図】図２