Birch, Stewart, Kolasch & Birch, LLP
Imaging lens and imaging apparatus
An imaging lens is provided and includes: in order from an object side of the imaging lens, a first lens group having a positive power as a whole; a second lens group including a lens in the most object side thereof, the lens having a concave surface on the object side thereof; a third lens group including a cemented lens of a lens having a positive power and a lens having a negative power; and a fourth lens group having a negative power as a whole.
Fujinon Corporation
G G G
G02B G02B G02B
inventional inventional inventional
Taro
Asami