Patent ID: 11947181
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 6:
7. The focusing assembly according to claim 3, wherein
the first sleeve is provided with a plurality of first guiding portions, the second sleeve is correspondingly provided with a plurality of second guiding portions, the third sleeve is correspondingly provided with a plurality of third guiding portions, and the barrel retaining ring is correspondingly provided with a plurality of plugs;
the first guiding portion comprises as a guiding post and is arranged on an outer wall of the first sleeve; the plurality of first guiding portions are arranged in the plurality of second guiding portions in a one-to-one correspondence, the plurality of first guiding portions are arranged in the plurality of third guiding portions in a one-to-one correspondence, and the plurality of plugs are arranged in the plurality of second guiding portions at the second end of the second sleeve in a one-to-one correspondence.