LENS APPARATUS AND PHOTOGRAPHING APPARATUS,申请号KR20090111997-传众专利搜索

LENS APPARATUS AND PHOTOGRAPHING APPARATUS

申请公布号：KR20100075372(A)

申请号：KR20090111997

申请日期：2009.11.19

申请公布日期：2010.07.02

申请人：

SANYO ELECTRIC CO., LTD.

发明人：NAKAGAWA YOUHEI

分类号：G02B9/38;G02B9/56;G02B11/22

主分类号：G02B9/38

摘要：PURPOSE: A lens device and a photographing apparatus according to the present invention are provided to improve the product yield rate by restraining degradation. CONSTITUTION: A first lens(1), an aperture(5), a second lens(2), a third lens(3), and a fourth lens(4) are sequentially arranged from an object side to an image side. The first lens is the meniscus lens having the positive power. A second lens is the meniscus lens having an object side of convex shape and the negative power. The third lens is the meniscus lens having the upper surface of convex shape and the negative power.