Imaging lens and imaging apparatus
AssigneeSony Corporation
InventorMasaki Tamura
Life of this patent
Estimating the term…
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AssigneeSony Corporation
InventorMasaki Tamura
Estimating the term…
An imaging lens including: in order from an object side thereof, a first lens having a positive refractive power; a second lens formed in a meniscus shape having a negative refractive power with a concave surface faced to an image side; a third lens formed in a biconvex shape having a positive refractive power near an optical axis; a fourth lens formed in a meniscus shape having a positive refractive power with a concave surface faced to the object side near the optical axis; and a fifth lens having a negative refractive power near the optical axis and a positive refractive power in a peripheral portion, the imaging lens satisfying the following conditional expression (a), 3.0≦f3/f4≦30.0 (a) where f3 is a focal length of the third lens, and f4 is a focal length of the fourth lens.
An imaging lens comprising:
An imaging apparatus comprising:
Dependencies are inferred from the claim text.