| 摘要 |
The present invention relates to an optical system structure having a multiple reflection surface. The present invention includes a first reflection body of an upward semi-parabola which is developed to an upward part, a second reflection body of an upward semi-parabola which is developed to an upward part, and is installed to allow a vertical cross session to face the vertical cross section of the first reflection body and allow a horizontal cross section to touch the peak of the first reflection body or be located on the first reflection body, and a light source which is installed to be on the horizontal cross section line of the first reflection body or the vertical cross section line of the first reflection body. The present invention can adjust a light source direction by using the first and second reflection bodies. |
