Patent ID: 11924534
Assignee: LARGAN PRECISION CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 21:
22. The lens assembly according to claim 15, wherein the light-blocking membrane layer further has a plurality of light-blocking areas that are spaced apart from one another, the plurality of light-blocking areas comprise a first light-blocking area and a second light-blocking area, and the first light-blocking area is located closer to the optical path than the second light-blocking area;
wherein a shortest distance between the first light-blocking area and rest areas of the light-blocking membrane layer is D1, a shortest distance between the second light-blocking area and rest areas of the light-blocking membrane layer is D2, and the following condition is satisfied:

0.15≤D2/D1≤1.5.