Patent ID: 8964313
Filing Date: 2015-02-24
Classification: B29D,G02B

Abstract:
1. A plastic optical element comprising: a core lens; and a molded portion disposed on the surface of the core lens, the molded portion serving as a plastic coating, wherein the core lens has a rib portion, the rib portion having a gate corresponding part of the core lens, wherein the molded portion has a rib portion, the rib portion having a gate corresponding part of the molded portion, wherein an angle formed by a line segment that connects the rib portion of the core lens to the center of the core lens and a line segment that connects the rib portion of the molded portion to the center of the core lens is greater than or equal to 90 degrees and is less than or equal to 180 degrees when viewed in the optical axis direction of the plastic optical element, and wherein an outer diameter of the plastic optical element excluding the rib portion is substantially the same as that of the core lens.