Optical lens, preparation method thereof and optical sensor

• Main Authors: ZHANG YUN, HUA CHENG, WANG HUANCHENG, YANG WANJUN, MA SHENGWEI, YANG LEI, HU CHANGJIE, AI YONGCHANG, PAN DAIQIANG, QIAN QING, YANG JINGNAN, WU XIAO
• Format: Patent
• Language: Chinese; English
• Published: 30.08.2024
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

The invention discloses an optical lens and a preparation method thereof, and an optical sensor, the optical lens comprises a transparent substrate, the transparent substrate comprises a plurality of array holes, and the array holes extend from the first surface of the transparent substrate to the interior of the transparent substrate; the plurality of array columns are located in the plurality of array holes, and each array hole corresponds to one array column; the array columns are used for focusing light rays incident from the second surface of the transparent substrate to a preset point, the preset point is located on the side, away from the second surface, of the first surface, and the first surface and the second surface are oppositely arranged. The structure is simple, the cost can be reduced, and the product yield can be improved. 本发明公开了一种光学透镜及其制备方法和光学传感器，光学透镜包括：透明衬底，所述透明衬底包括多个阵列孔，所述阵列孔由所述透明衬底的第一表面延伸至所述透明衬底内部；多个阵列柱，所述多个阵列柱位于所述多个阵列孔内部，每一阵列孔对应一个阵列柱；所述多个阵列柱用于将从所述透明衬底的第二表面入射的光线聚焦至预设点，所述预设点位于所述第一表面远离所述第二表面