Optical camera lens, manufacturing method of optical lens and micro projection system

• Main Authors: ZHAO XIANGREN, YUAN HUAIGANG
• Format: Patent
• Language: Chinese; English
• Published: 25.06.2021
• Subjects: ACCESSORIES THEREFOR; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHOTOGRAPHY; PHYSICS

The invention discloses an optical camera lens which comprises a plurality of stacked optical lenses, an air spacing piece is arranged between every two adjacent optical lenses, and the optical lenses and the air spacing pieces are respectively provided with antireflection films. The invention discl...