Camera module with stacked lens structure and electronic apparatus
The present technique relates to a camera module and an electronic apparatus that allow a camera module to be used for various purposes. The camera module includes a first pixel array in which pixels that receive light having an R, G, or B wavelength are two-dimensionally arranged in a matrix form and a second pixel array in which pixels that receive light having a wavelength region of visible light are two-dimensionally arranged in a matrix form and a first optical unit that converges incident light onto the first pixel array and a second optical unit that converges the incident light onto the second pixel array. The present technique can be for example applied to a camera module and the like.
1. A multi-ocular lens module comprising:
a first lens substrate having a first through-hole and a second through-hole;
a first lens disposed in the first through-hole of the first lens substrate so as to guide incident light toward a first pixel array;
a second lens disposed in the second through-hole of the first lens substrate so as to guide incident light toward a second pixel array;
a second lens substrate having a first through-hole and a second through-hole;
a third lens disposed in the first through-hole of the second lens substrate so as to guide incident light toward the first pixel array;
a fourth lens disposed in the second through-hole of the second lens substrate so as to guide incident light toward the second pixel array, wherein the first lens substrate and the second lens substrate are stacked; and
a diaphragm plate stacked on the first lens substrate, wherein a size of a first opening in the diaphragm plate disposed above the first through-hole of the first lens substrate is different from a size of a second opening in the diaphragm plate disposed above the second through-hole of the first lens substrate.
2. The multi-ocular lens module according to claim 1 , further comprising a light-receiving element including the first pixel array and the second pixel array.
3. The multi-ocular lens module according to claim 2 , further comprising:
a first light-shielding film disposed on a surface of the first through-hole of the first lens substrate;
a second light-shielding film disposed on a surface of the second through-hole of the first lens substrate
a third light-shielding film disposed on a surface of the first through-hole of the second lens substrate; and
a fourth light-shielding film disposed on a surface of the second through-hole of the second lens substrate.
4. The multi-ocular lens module according to claim 1 , further comprising:
a first optical unit including the first and third lens; and
a second optical unit including the second and fourth lens, wherein the second optical unit has optical properties that are different from a optical properties of the first optical unit.
5. The multi-ocular lens module according to claim 4 , wherein the first optical unit includes a first plurality of lenses and the second optical unit includes a second plurality of lenses, the first plurality of lenses being different from the second plurality of lenses.
6. The multi-ocular lens module according to claim 4 , wherein a focal distance of the first optical unit is different from a focal distance of the second optical unit.
7. The multi-ocular lens module according to claim 1 , wherein a pixel size of pixels in the first pixel array are different than a pixel size of pixels in the second pixel array.
8. The multi-ocular lens module according to claim 1 , wherein pixels in the first pixel array are sensitive to light of a first range of wavelengths and pixels in the second pixel array are only sensitive to light of a second range of wavelengths that is a subset of the first range of wavelengths.
9. A multi-ocular camera module comprising:
a first lens substrate having a first through-hole and a second through-hole;
a first lens disposed in the first through-hole of the first lens substrate so as to guide incident light toward a first pixel array;
a second lens disposed in the second through-hole of the first lens substrate so as to guide incident light toward a second pixel array;
a second lens substrate having a first through-hole and a second through-hole;
a third lens disposed in the first through-hole of the second lens substrate so as to guide incident light toward the first pixel array;
a fourth lens disposed in the second through-hole of the second lens substrate so as to guide incident light toward the second pixel array, wherein the first lens substrate and the second lens substrate are stacked; and
a diaphragm plate stacked on the first lens substrate, wherein a size of a first opening in the diaphragm plate disposed above the first through-hole of the first lens substrate is different from a size of a second opening in the diaphragm plate disposed above the second through-hole of the first lens substrate.
10. The multi-ocular camera module according to claim 9 , further comprising a light-receiving element including the first pixel array and the second pixel array.
11. The multi-ocular camera module according to claim 10 , further comprising:
a first light-shielding film disposed on a surface of the first through-hole of the first lens substrate;
a second light-shielding film disposed on a surface of the second through-hole of the first lens substrate;
a third light-shielding film disposed on a surface of the first through-hole of the second lens substrate; and
a fourth light-shielding film disposed on a surface of the second through-hole of the second lens substrate.
12. The multi-ocular camera module according to claim 9 , further comprising:
a first optical unit including the first and third lens; and
a second optical unit including the second and fourth lens, wherein the second optical unit has optical properties that are different from a optical properties of the first optical unit.
13. The multi-ocular camera module according to claim 12 , wherein the first optical unit includes a first plurality of lenses and the second optical unit includes a second plurality of lenses, the first plurality of lenses being different from the second plurality of lenses.
14. The multi-ocular camera module according to claim 12 , wherein a focal distance of the first optical unit is different from a focal distance of the second optical unit.
15. The multi-ocular camera module according to claim 9 , wherein a pixel size of pixels in the first pixel array are different than a pixel size of pixels in the second pixel array.
16. The multi-ocular camera module according to claim 9 , wherein pixels in the first pixel array are sensitive to light of a first range of wavelengths and pixels in the second pixel array are only sensitive to light of a second range of wavelengths that is a subset of the first range of wavelengths.
17. The multi-ocular camera module according to claim 9 , further comprising stacked first, second, and third semiconductor substrates, the first semiconductor substrate including a light-receiving area, the second semiconductor substrate including a memory area, and the third semiconductor substrate including a logic area.
18. The multi-ocular camera module according to claim 9 , wherein the first pixel array and the second pixel array are configured to obtain distance measurement information and image information, and wherein the first and second pixel arrays are a same size.