Zoom lens, optical apparatus and method of manufacturing zoom lens

Zoom lens, optical apparatus and method of manufacturing zoom lens

A zoom lens having, in order from an object, a first lens group G1 having negative refractive power, a second lens group G2 having positive refractive power, and a third lens group GH3 having positive refractive power, wherein the second lens group G2 is constituted only by three or more cemented le...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ARAI DAISAKU
Format: Patent
Sprache:eng
Schlagworte:
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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Beschreibung
Zusammenfassung:A zoom lens having, in order from an object, a first lens group G1 having negative refractive power, a second lens group G2 having positive refractive power, and a third lens group GH3 having positive refractive power, wherein the second lens group G2 is constituted only by three or more cemented lenses.