Wide converter lens
AssigneeSamsung Electronics Co., Ltd.
InventorJin-woo Kim
Life of this patent
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Abstract
A wide converter lens that is disposed on an object side of a main lens and changes the viewing angle, wherein the wide converter lens includes: a first lens having a negative refractive power, a second lens having a negative refractive power, and a third lens having a positive refractive power, wherein the first lens, the second lens, and the third lens are sequentially ordered from the object side to the image side, and the wide converter lens satisfies the following inequality: 2vd≧50 where 2vd is an Abbe number of the second lens.
Claims11
A wide converter lens that is disposed on an object side of a main lens and changes the viewing angle, the wide converter lens comprising:
- a first lens having a negative refractive power,
- a second lens having a negative refractive power, and
- a third lens having a positive refractive power,
- wherein the first lens, the second lens, and the third lens are sequentially ordered from the object side to the image side, and the wide converter lens satisfies the following inequality:
- 2vd≧50
- where 2vd is an Abbe number of the second lens.
Dependencies are inferred from the claim text.