Image pickup apparatus and camera module
An image pickup apparatus includes an optical device, a transparent conductive film, an electrode pad, and a penetrating electrode. In the optical device, an optical element area for receiving light is formed on a first surface side of a substrate, and an external connection terminal is formed on a side of a second surface opposite to the first surface of the substrate. The transparent conductive film is formed to face the first surface of the substrate. The electrode pad is formed on the first surface of the substrate and configured to perform connection with a fixed potential. The penetrating electrode is connected to the electrode pad and formed to penetrate the substrate between the first surface and second surface. The transparent conductive film is connected to the electrode pad, and the penetrating electrode is connected to the external connection terminal on the side of the second surface of the substrate.
1. An image pickup apparatus, comprising:
a substrate having a front side that includes an optical element area and a back side, wherein the front side is configured to receive light and the back side is opposite to the front side; an insulation film on the front side surface of the substrate;
an electrode pad formed in the insulation film;
a sealing material above the optical element area, wherein the sealing material covers the electrode pad;
an organic layer between the electrode pad and the sealing material; and
an electrode electrically connected to the electrode pad,
wherein the electrode pad is electrically connected to an external connection terminal via the electrode.
2. The image pickup apparatus according to claim 1 further comprising:
a micro lens array between the substrate and the sealing material; and
a color filter between the insulation film and the micro lens array.
3. The image pickup apparatus according to claim 1 ,
wherein the organic layer is a moth eye structure, and
wherein at least an area of the organic layer opposed to the optical element area has a fine pattern.
4. The image pickup apparatus according to claim 1 , wherein at least an area of the organic layer opposed to the optical element area comprises a transparent film having a moth eye structure with a fine pattern.
5. The image pickup apparatus according to claim 1 , wherein the organic layer comprises at least one region that has a cut-out region, in a depth direction.
6. The image pickup apparatus according to claim 1 , wherein the sealing material is configured to protect the optical element area.
7. The image pickup apparatus according to claim 2 , wherein
the micro lens array incudes a micro lens above the optical element area and
the sealing material covers the micro lens.
8. The image pickup apparatus according to claim 1 , wherein the organic layer is in contact with the optical element area.
9. The image pickup apparatus according to claim 1 , wherein the organic layer is arranged in a region excluding an area opposed to the optical element area.
10. The image pickup apparatus according to claim 1 , wherein the sealing material is glass.
11. The image pickup apparatus according to claim 1 , wherein the electrode is electrically connected to the electrode pad by a through silicon via (TSV) connection.
12. The image pickup apparatus according to claim 1 , wherein the electrode pad is on the front side of the substrate.
13. A camera module, comprising:
at least one lens configured to form a subject image on an optical element area; and
an image pickup apparatus, comprising:
a substrate having a front side that includes the optical element area and a back side, wherein the front side is configured to receive light and the back side is opposite to the front side;
a first electrode pad adjacent to the optical element area;
a sealing material above the front side of the optical device, wherein the sealing material covers the first electrode pad;
an organic layer between the front side of the optical device and the sealing material; and
an electrode electrically connected to the first electrode pad,
wherein the first electrode pad is electrically connected to an external connection terminal via the electrode.
14. The camera module according to claim 13 , wherein the image pickup apparatus further comprises:
a micro lens array between the substrate and the sealing material; and
a color filter between the sealing material and the micro lens array.
15. The camera module according to claim 13 ,
wherein the organic layer is a moth eye structure, and
wherein at least an area of the organic layer opposed to the optical element area has a fine pattern.
16. The camera module according to claim 13 , wherein
the micro lens array incudes a micro lens above the optical element area and
the sealing material covers the micro lens.
17. The camera module according to claim 13 , wherein at least an area of the organic layer opposed to the optical element area comprises a transparent film having a moth eye structure with a fine pattern.
18. The camera module according to claim 13 , wherein the organic layer is arranged in a region excluding an area opposed to the optical element area.
19. The camera module according to claim 13 , wherein the sealing material is glass.
20. The camera module according to claim 13 , wherein the electrode is electrically connected to the first electrode pad by a through silicon via (TSV) connection.