Patent ID: 11863854
Assignee: ASIA OPTICAL CO., INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 10:
11. The lens device as claimed in claim 1, wherein:
the first reflecting part is a first prism unit and the second reflecting part is a second prism unit;
the first prism unit comprises a first surface, a second surface and a third surface;
the second prism unit comprises a fourth surface, a fifth surface and a sixth surface;
the fourth surface is disposed opposite to the first lens module;
the fifth surface and the first surface are spaced and disposed opposite to each other;
the third surface is coated with a reflecting film and is inclined towards the lens module;
the light beam passes through the second prism unit and then the first prism unit, is totally reflected in the first prism unit, and leaves the first prism unit from the second surface and perpendicular to the second surface;
the second surface meets the third surface at a first angle ranged from 85.5° to 94.5°;
the first surface meets the second surface at a second angle ranged from 47.5° to 52.5°;
the first surface meets the third surface at a third angle ranged from 38° to 42°;
the fourth surface meets the fifth surface at a fourth angle ranged from 28.5° to 31.5′;
the fifth surface meets the sixth surface at a fifth angle ranged from 57° to 63°.