Nikon Corporation

Kenji Ishida

Atsushi Suzuki

Saburo Masugi

A first lens group (G1) having positive refractive power, a second lens group (G2) having negative refractive power, a third lens group (G3) having positive refractive power, a fourth lens group (G4) having negative refractive power, and a fifth lens group (G5) having positive refractive power are arranged in order from an object, and zooming is performed by changing distances between each lens group, and the first lens group (G1) is composed of three or more lenses, the fourth lens group (G4) is composed of two or less lenses, and the fifth lens group (G5) is composed of two or less lenses and moves to an image surface side upon zooming from a wide angle end state to a telephoto end state, and the following conditional expression (1) is satisfied.8.40<1/(−2)  (1)

Zoom lens, optical apparatus and method for manufacturing the zoom lens

A first lens group (G) having positive refractive power, a second lens group (G) having negative refractive power, a third lens group (G) having positive refractive power, a fourth lens group (G) having negative refractive power, and a fifth lens group (G) having positive refractive power are arranged in order from an object, and zooming is performed by changing distances between each lens group, and the first lens group (G) is composed of three or more lenses, the fourth lens group (G) is composed of two or less lenses, and the fifth lens group (G) is composed of two or less lenses and moves to an image surface side upon zooming from a wide angle end state to a telephoto end state, and the following conditional expression (1) is satisfied.8.40&#x3c;1/(&#x2212;2)&#x2003;&#x2003;(1)

Growing community of inventors

Mitaka, Japan

Kenji Ishida