Patent ID: 9529179
Filing Date: 2016-12-27
CPC Classification: G02B,H04N

Claim Text:
1. A lens assembly, comprising a first lens, a second lens, a third lens, a fourth lens, and a fifth lens from an object side of the lens assembly to an image side of the lens assembly in turn, wherein the first lens is of a negative refracting power, an object side of the first lens is of a convexity, an image side of the first lens is of a concavity; the second lens is of a positive refracting power, an image side of the second lens is of a convexity; the third lens is of a negative refracting power, an image side of the third lens is of a concavity; the fourth lens is of a positive refracting power, an image side of the fourth lens is of a convexity; and the fifth lens is of a negative refracting power, an object side of the fifth lens is of a convexity, an image side of the fifth lens is of a concavity, and the object side is provided with one inflection point, a diaphragm is arranged between the first lens and the second lens, the lens assembly meets the following formulas: wherein R R T T