Patent ID: 11880050
Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 10:
11. The virtual reality lens barrel assembly according to claim 1, wherein the blocking mechanism is located at one side, which is close to the lens barrel, of the lens;
the blocking mechanism comprises a sleeve, a ring support and a plurality of hinges assembled on the ring support, the through hole is surrounded and formed by the plurality of hinges, the sleeve is sleeved on the ring support and rotatably connected with the ring support, a plurality of guide rails are provided on the ring support, the plurality of hinges are assembled on the plurality of guide rails in a one-to-one manner, the plurality of hinges are respectively connected with the sleeve, and when the sleeve rotates, the plurality of hinges are driven to move on the plurality of guide rails to adjust the size of the through hole;
a circular slide rail is provided on an inner wall of the sleeve, an axis of the circular slide rail is parallel with an axis of the sleeve, and the ring support is assembled on the circular slide rail;
a plurality of first gear teeth are provided on an outer wall of the sleeve, the plurality of first gear teeth are arranged along a circumferential direction of the sleeve, the blocking mechanism comprises an adjusting knob, a plurality of second gear teeth are provided on the adjusting knob, and the plurality of second gear teeth are arranged along a circumferential direction of the adjusting knob; and the plurality of second gear teeth are meshed with the plurality of first gear teeth; and
a plurality of level scales are provided on the adjusting knob, and the plurality of level scales respectively correspond to plurality of display assemblies with display areas of different sizes.