Lens module and car light having the same

A lens module comprising:

• a lens that has a front lens portion and a rear lens portion connected to each other and arranged in a front-rear direction, said front lens portion having four vertices, said vertices projecting away from an optical axis that extends in the front-rear direction through said front lens portion and said rear lens portion, such that said front lens portion has a four-pointed star shape, said rear lens portion having four notches that recess towards the optical axis;
• a rear cover that is connected to said lens, and that has
• a base portion, and
• two protruding wall portions extending forwardly from said base portion, said protruding wall portions defining a mounting hole that corresponds in shape to said lens, said lens being fittingly mounted in said mounting hole, each of said protruding wall portions having two recessed portions that recess towards the optical axis, each of said notches of said rear lens portion being engaged with a respective one of said recessed portions of said protruding wall portions;
• and
• a front cover that is coupled to said rear cover, that retains said lens therein, and that has a light outlet hole exposing said front lens portion of said lens.