Optical Imaging System

• Main Authors: JO YONG JOO, BAIK JAE HYUN
• Format: Patent
• Language: English; Korean
• Published: 08.08.2023
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

An imaging optical system of the present invention includes a first lens having positive refractive power; a second lens having refractive power and a refractive index of 1.65 or more; a third lens having positive refractive power and a refractive index of 1.65 or more; a fourth lens having positive refractive power; a fifth lens having refractive power and a refractive index of 1.65 or more; a sixth lens having refractive power and a refractive index of 1.65 or more; and a seventh lens having positive refractive power, wherein the first to seventh lenses are arranged sequentially from an object side. Thus, the present invention can provide a high-resolution, bright imaging optical system that can be mounted on a small terminal. 본 발명의 촬상 광학계는 물체 측으로부터 순차적으로 배치되고, 정의 굴절력을 갖는 제1렌즈; 굴절력을 가지며, 굴절률이 1.65 이상인 제2렌즈; 정의 굴절력을 가지며, 굴절률이 1.65 이상인 제3렌즈; 정의 굴절력을 갖는 제4렌즈; 굴절력을 가지며, 굴절률이 1.65 이상인 제5렌즈; 굴절력을 가지며, 굴절률이 1.65 이상인 제6렌즈; 및 정의 굴절력을 갖는 제7렌즈;를 포함한다.