Title:
IMAGING LENS AND IMAGING DEVICE
Document Type and Number:
Japanese Patent JP2021047346
Kind Code:
A
Abstract:
To provide an imaging lens which is constituted so as not to include a bonded lens and can appropriately correct aberration such as chromatic aberration.SOLUTION: Disclosed is an imaging lens which includes: a first lens; a second lens; a first diaphragm; a third lens; a fourth lens; a second diaphragm, a fifth lens, and a sixth lens in this order from an object side. In a configuration of the imaging lens, an F-value is 2.52 or more and 3.10 or less, the object side of the sixth lens is a concave surface with a radius of curvature R11, and an axial distance D12 between the fifth lens and the sixth lens, and the radius of the curvature R11 satisfy -8.3
Inventors:
UEDA SHOTA
Application Number:
JP2019171026A
Publication Date:
March 25, 2021
Filing Date:
September 20, 2019
Export Citation:
Assignee:
NIDEC COPAL CORP
International Classes:
G02B13/04
Domestic Patent References:
JP2010072622A | 2010-04-02 | |||
JP2010107531A | 2010-05-13 | |||
JP2011237750A | 2011-11-24 |
Foreign References:
WO2014155464A1 | 2014-10-02 |
Attorney, Agent or Firm:
Takafumi Ishii