Anti-reverse-installation optical lens component and optical lens

The utility model provides an optical lens component capable of preventing reverse installation and an optical lens. The optical lens component comprises a component main body; the component main body is provided with a hole part extending along the axial direction of the optical lens and/or a groove part of a non-axisymmetric structure; the hole part comprises a blind hole and/or a through hole of a non-axisymmetric structure, and the groove part is arranged around the outer periphery and/or the inner periphery of the component main body, so that the lens component forms a reverse installation prevention structure; according to the invention, the respective identification degrees of the front surface and the back surface of the lens component can be enhanced, so that the risk that the lens component is reversely assembled in the assembling process can be reduced. 本实用新型提供了一种防反装的光学镜头部品及光学镜头，所述光学镜头部品包括一部品主体；所述部品主体开设有沿所述光学镜头的轴向方向延伸的孔部和/或非轴对称结构的槽部；所述孔部包括盲孔和/或非轴对称结构的通孔，所述槽部环绕所述部品主体的外周和/或内周设置，使所述镜头部品形成防反装结构；本申请可增强镜