Patent ID: 11971165
Assignee: MIN DENG
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC F | IPC F

Claim 4:
5. The reflective light source device according to claim 1, wherein on a second cross section of the light reflection assembly, which is coplanar with the first reference straight line and is intersected with the third sidewall and the fourth sidewall, an inner surface of the third sidewall facing the reflective chamber has a fifth end point on the first reference plane and a sixth end point opposite to the fifth end point, and an inner surface of the fourth sidewall facing the reflective chamber has a seventh end point on the first reference plane and an eighth end point opposite to the seventh end point, an included angle between a third straight line segment connecting the fifth end point and the sixth end point and the part of the first reference plane overlapping with the first opening is a third included angle, and an included angle between a fourth straight line segment connecting the seventh end point and the eighth end point and the part of the first reference plane overlapping with the first opening is a fourth included angle,
wherein at least one selected from the group consisting of the first included angle, the second included angle, the third included angle, and the fourth included angle is adjustable.