Optical lens and driving tool with same

• Main Authors: HONG JIAN, LUO YANBO, YANG JINGLIU, AN NING, CUI HAIBO
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2023
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

The invention discloses an optical lens and a driving tool, and the optical lens comprises a first lens with positive focal power, a second lens with negative focal power, a third lens with positive focal power, a fourth lens with negative focal power, a fifth lens and a sixth lens which are sequentially arranged along an optical axis from an object plane to an image plane, the second lens has negative focal power, and the image side surface of the second lens is of a concave surface structure; the object side surface of the third lens is of a convex surface structure, and the image side surface of the third lens is of a convex surface structure; the fourth lens has negative focal power, and the object side surface of the fourth lens is of a concave surface structure; the fifth lens has negative focal power, and the image side surface of the fifth lens is of a concave surface structure; the sixth lens has positive focal power, and the object side surface of the sixth lens is of a convex surface structure; the