发明申请
US20060158743A1 Lens device 审中-公开
镜头设备

Lens device
摘要:
From an object, a first lens that is a meniscus lens having a convex surface that faces an object, a second lens that faces a concave surface of the first lens, a third lens having a concave surface that faces the second lens, and a fourth lens that is a positive lens having a convex back surface, (1) ν3
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