OPTICAL LENS

This present invention provides an optical lens, which includes, in order from an object side to an image-forming side, a first lens group having positive refraction power and a second lens group having negative refraction power. The first lens group comprises a first lens, a second lens, and a thir...

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Bibliographic Details
Main Authors CHEN Jung-Yao, CHIANG Yen-Chen, CHANG Yu-Min
Format Patent
LanguageEnglish
Published 20.10.2016
Subjects
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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Summary:This present invention provides an optical lens, which includes, in order from an object side to an image-forming side, a first lens group having positive refraction power and a second lens group having negative refraction power. The first lens group comprises a first lens, a second lens, and a third lens. The second lens group comprises a fourth lens, a fifth lens, and a sixth lens. The first lens is a plastic lens, the fourth lens is a convex-concave lens, and the sixth lens is an aspheric lens.
Bibliography:Application Number: US201615095867