Patent ID: 9335511
Filing Date: 2016-05-10
CPC Classification: G02B

Claim Text:
1. A lens module, comprising: a first lens having positive refractive power of which an object side surface is convex and an image-side surface is concave; a second lens having negative refractive power and being convex toward the object side and concave toward the image side; a third lens having positive refractive power and a meniscus shape being concave toward the object side and convex toward the image side; a fourth lens having negative refractive power and a meniscus shape being concave toward the object side and convex toward the image side; and a fifth lens having a refractive power and comprising an object-side surface being convex in the center and concave at the periphery and an image-side surface being concave in the center and convex at the periphery, wherein at least one or more inflection points are formed on the image-side surface of the fifth lens.