中科微点-全球专利检索

  1. Login
  2. Sign Up
Invention Grant
US08477432B2 Image lens with low chromatic aberration and high resolution 失效
具有低色差和高分辨率的图像透镜

Image lens with low chromatic aberration and high resolution
Abstract:
An image lens for imaging an object on an image plane, in the order from the object side to the image side thereof, includes: a first lens with negative refraction power, a second lens with positive refraction power, a third lens with negative refraction power, a fourth lens with positive refraction power, and a fifth lens. The image lens satisfies the following formula: 0.9
Abstract(Chinese):

一种用于对物体在像平面上从物体侧到其像侧的顺序成像的图像透镜，包括：具有负折射力的第一透镜，具有正折射光焦度的第二透镜，具有负折射光焦度的第三透镜 具有正折射力的第四透镜和第五透镜。 图像透镜满足下列公式：0.9

Public/Granted literature
Information query
Espacenet
Patent Agency Ranking
0/0