Optical lens
The invention discloses an optical lens. The optical lens sequentially comprises a first lens, a second lens, a third lens, a fourth lens and a fifth lens from an object side to an image side along an optical axis, the object side surface of the second lens is a concave surface, and the image side s...
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| creator | ZHAI LINYAN CHENG JIAJIAN ZENG FANSHENG CAI CONGCONG YING YONGMAO |
| description | The invention discloses an optical lens. The optical lens sequentially comprises a first lens, a second lens, a third lens, a fourth lens and a fifth lens from an object side to an image side along an optical axis, the object side surface of the second lens is a concave surface, and the image side surface of the second lens is a convex surface; the object side surface of the third lens is a convex surface; the image side surface of the fourth lens is a convex surface; the object side surface of the fifth lens is a convex surface, and the image side surface of the fifth lens is a convex surface; the sixth lens has negative focal power, and the object side surface of the sixth lens is a concave surface; the object side surface of the seventh lens is a convex surface, and the image side surface of the seventh lens is a convex surface; the object side surface of the eighth lens is a convex surface, and the image side surface of the eighth lens is a concave surface; the sum Sigma AT of the spacing distance between |
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| language | chi ; eng |
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| subjects | OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS |
| title | Optical lens |
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