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An optical lens, including a lens barrel with a receiving space, a lens and a light shielding plate contained in the receiving space, the light shielding plate including an abutting surface abutting with the lens, and a contact surface abutting with the lens barrel an outer edge surface, the light shielding plate further comprises a molding surface disposed on the peripheral side of the abutting surface and connected to the parting surface of the mold during injection molding, and a connecting surface connecting the molding surface and the outer edge surface, The connecting surface extends from the outer edge surface toward the direction close to the optical axis, and is in contact with the molding surface.

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