| 摘要 |
<p>An illumination device and a method for illuminating a scene monitored by a camera (1) comprises a first light emitting source (5) having a first lens (7) arranged so that the first light emitting source (5), at a first distance (D1) from the illumination device (4), provides illumination essentially within a first area of a predetermined size, and a second light emitting source (6) having a second lens (8) arranged so that the second light emitting source (6), at a second distance (D3) from the illumination device (4), provides illumination essentially within a second area of the predetermined size, wherein the output intensity of the first and the second light emitting source (5,6) is individually controllable.</p> |
