Optical lens

• Main Authors: Chiang, Yen-Chen, Chang, Yu-Min, Chen, Jung-Yao
• Format: Patent
• Language: English
• Published: 18.12.2018
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

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...