Optical lens

• Main Authors: LIANG WEICHAO, LAN LAN, YING YONGMAO
• Format: Patent
• Language: Chinese; English
• Published: 18.08.2023
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

The invention discloses an optical lens. The optical lens sequentially comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens from an object side to an image side along an optical axis, the second lens has focal power; the object side surface of the third lens is a concave surface, and the image side surface of the third lens is a convex surface; the fourth lens has focal power; the focal power of the fifth lens and the focal power of the fourth lens are opposite in positive and negative; the sixth lens has negative focal power; the seventh lens has positive focal power, and the image side surface of the seventh lens is a convex surface; and the eighth lens has negative focal power. 本申请公开了一种光学镜头，该光学镜头沿光轴由物侧至像侧依序包括：具有负光焦度的第一透镜；具有光焦度的第二透镜；具有正光焦度的第三透镜，其物侧面为凹面，像侧面为凸面；具有光焦度的第四透镜；具有光焦度的第五透镜，且其光焦度与第四透镜的光焦度正负相反；具有负光焦度的第六透镜；具有正光焦度的第七透镜，其像侧面为凸面；以及具有负光焦度的第八透镜。