Imaging and lighting apparatus
An imaging and lighting apparatus includes plural imaging modules and a lighting module related with at least one of the plural imaging module. The plural imaging modules have zooming functions. The lighting module also has a zooming function or has multiple functions. The plural zooming function and the multiple functions are controlled according to related control signals. Consequently, the joint movement of the corresponding imaging modules and the lighting module can achieve the purpose of optimizing the energy utilization as well as improving the overall performance.
1. An imaging and lighting apparatus, comprising:
a first imaging module having a first zooming function and a first power submodule;
a second imaging module having a second zooming function and a second power submodule;
a lighting module having a third zooming function, wherein the first zooming function, the second zooming function and the third zooming function are related with each other to result in a joint movement of the first imaging module, the second imaging module and the lighting module;
wherein the first imaging module is turned on or turned off according to the joint movement, the second imaging module is turned on or turned off according to the joint movement, and a beam diffusion angle of the lighting module is adjusted according to the joint movement.
2. The imaging and lighting apparatus according to claim 1 , wherein the second imaging module comprises a two-dimensional or three-dimensional time-of-flight sensor, and the lighting module comprises:
a coherent light source; or
a partial coherent light source; or
a coherent light source and a non-coherent light source.
3. The imaging and lighting apparatus according to claim 2 , wherein the coherent light source is a laser device or a laser diode.
4. The imaging and lighting apparatus according to claim 2 , wherein the non-coherent light source is a light emitting diode, an organic light emitting diode, or a light source with broad spectral band, and/or including thermal band.
5. The imaging and lighting apparatus according to claim 2 , wherein the lighting module with the partial coherent light source further comprises a laser device and a de-coherence member.
6. The imaging and lighting apparatus according to claim 1 , wherein each of the first imaging module, the second imaging module and the lighting module comprises a lens group, and the lens group comprises:
plural diffractive optical element lenses; or
a diffractive optical element lens and a refractive lens; or
plural refractive lenses; or
a diffractive optical element lens and a reflective lens; or
a diffractive optical element lens, a refractive lens and a reflective lens; or
a refractive lens and a reflective lens; or
plural reflective lenses.
7. The imaging and lighting apparatus according to claim 6 , wherein a first field of view corresponding to the first imaging module is changed in response to a joint movement of the lens group of the first imaging module, a second field of view corresponding to the second imaging module is changed in response to a joint movement of the lens group of the second imaging module, and a beam diffusion angle corresponding to the structured light pattern of the lighting module is changed in response to a joint movement of the lens group of the lighting module.
8. The imaging and lighting apparatus according to claim 7 , wherein a diagonal field of view corresponding to the first field of view or the second field of view is 20 degrees, 60 degrees, 90 degrees or 120 degrees.
9. The imaging and lighting apparatus according to claim 7 , wherein a diagonal field of view corresponding to the first field of view or the second field of view is close to 180 degrees or even panoramic view.
10. The imaging and lighting apparatus according to claim 1 , wherein the second imaging module comprises a depth camera or a camera that senses a first wavelength, wherein the lighting module provides a structured light pattern.
11. The imaging and lighting apparatus according to claim 10 , wherein each of the first imaging module, the second imaging module and the lighting module comprises a lens group, and the lens group comprises:
plural diffractive optical element lenses; or
a diffractive optical element lens and a refractive lens; or
plural refractive lenses; or
a diffractive optical element lens and a reflective lens; or
a diffractive optical element lens, a refractive lens and a reflective lens; or
a refractive lens and a reflective lens; or
plural reflective lenses.
12. The imaging and lighting apparatus according to claim 11 , wherein a first field of view corresponding to the first imaging module is changed in response to a joint movement of the lens group of the first imaging module, a second field of view corresponding to the second imaging module is changed in response to a joint movement of the lens group of the second imaging module, and a beam diffusion angle corresponding to the structured light pattern of the lighting module is changed in response to a joint movement of the lens group of the lighting module.
13. The imaging and lighting apparatus according to claim 12 , wherein a range of a scene is covered by the first field of view and the second field of view, wherein a diagonal field of view corresponding to the first field of view or the second field of view is 20 degrees, 60 degrees, 90 degrees or 120 degrees.
14. The imaging and lighting apparatus according to claim 12 , wherein a range of a scene is covered by the first field of view and the second field of view, wherein a diagonal field of view corresponding to the first field of view or the second field of view is close to 180 degrees or even with a panoramic view.
15. The imaging and lighting apparatus according to claim 13 , wherein the scene is scanned by the structured light pattern in a patched way.
16. The imaging and lighting apparatus according to claim 1 , wherein the first power submodule and the second power submodule are synchronously turned on, synchronously turned off, sequentially turned on, sequentially turned off, or alternately turned on and turned off.