Lens module

摘要

There is provided a lens module including: a first lens including a first conical surface based on an optical axis and a first flat surface extending in a vertical direction with respect to the optical axis; and a second lens including a second conical surface based on an optical axis and a second flat surface extending in a vertical direction with respect to the optical axis, wherein the first conical surface and the first flat surface are connected by a first curved surface having a first radius, and the second conical surface and the second flat surface are connected by a second curved surface having a second radius.

主权项

1. A lens module, comprising:
a first lens having a protrusion formed on a first flange part of one surface of the first lens; a second lens having a groove formed in a second flange part of a surface of the second lens facing the one surface of the first lens, the protrusion of the first lens being fitted in the groove of the second lens; a cross section of the protrusion including a first flat portion extending in a direction perpendicular with respect to the optical axis and a first curved portion having a first radius; and a cross section of the groove including a second flat portion extending in a direction perpendicular with respect to the optical axis and a second curved portion having a second radius.