Optical system and camera module
AssigneeLG Innotek Co., Ltd.
InventorsHye Jung JEONG, Kyung Tae KIM
Life of this patent
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Abstract
An optical system according to an embodiment of the present invention comprises, in sequence from an object side to an image side: a first lens having negative (−) refractive power; a second lens having negative (−) refractive power; a third lens having positive (+) refractive power; a fourth lens having positive (+) refractive power; a fifth lens; a sixth lens; a seventh lens having positive (+) refractive power; an eighth lens; and a ninth lens.
Claims20
An optical system comprising, in sequence from an object side to an image side:
- a first lens having negative (−) refractive power;
- a second lens having negative (−) refractive power;
- a third lens having positive (+) refractive power;
- a fourth lens having positive (+) refractive power;
- a fifth lens having negative (−) refractive power;
- a sixth lens having negative (−) refractive power;
- a seventh lens having positive (+) refractive power;
- an eighth lens having negative (−) refractive power;
- and a ninth lens having negative (−) refractive power, wherein the thickness of the first lens among the first to ninth lenses is the smallest on the optical axis.
An optical system comprising, in sequence from an object side to an image side:
- a first lens having negative (−) refractive power;
- a second lens having negative (−) refractive power;
- a third lens having positive (+) refractive power;
- a fourth lens having positive (+) refractive power;
- a fifth lens having negative (−) refractive power;
- a sixth lens having negative (−) refractive power;
- a seventh lens having positive (+) refractive power;
- an eighth lens having negative (−) refractive power;
- and a ninth lens having negative (−) refractive power,
- wherein the thickness of the first lens on the optical axis is smaller than the thickness of the second lens on the optical axis.
An optical system comprising, in sequence from an object side to an image side:
- a first lens having negative (−) refractive power;
- a second lens having negative (−) refractive power;
- a third lens having positive (+) refractive power;
- a fourth lens having positive (+) refractive power;
- a fifth lens having negative (−) refractive power;
- a sixth lens having negative (−) refractive power;
- a seventh lens having positive (+) refractive power;
- an eighth lens having negative (−) refractive power;
- and a ninth lens having negative (−) refractive power,
- wherein the third lens has a convex shape on both sides on the optical axis.
Dependencies are inferred from the claim text.