Invention Grant
US08405918B2 Zoom lens and imaging apparatus 失效
变焦镜头和成像设备

Zoom lens and imaging apparatus
Abstract:
The present disclosure provides a zoom lens, wherein a first lens group having a negative refractive power, a second lens group having a positive refractive power, and a third lens group having the positive refractive power are disposed from an object side to an image side in order; and when a zooming state is changed from a wide angle end state to a telescopic end state, at least the first lens group and the second lens group are movable.
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