Electronic device shooting image
An electronic device includes a first camera for shooting in a first direction, a second camera for shooting in the first direction, and at least one processor for processing images collected through the first camera and the second camera. A specified spacing distance is maintained between the first camera and the second camera. Within a shortest focusable distance of the first camera, a first capture area of the first camera is included in a second capture area of the second camera or makes contact with an inside of the second capture area of the second camera.
1. An electronic device comprising:
a first camera configured to shoot in a first direction and having a shortest focusable distance;
a second camera configured to shoot in the first direction; and
a processor configured to process images collected through the first camera and the second camera,
wherein a spacing distance is maintained between the first camera and the second camera,
wherein an angle of view of the first camera is narrower than an angle of view of the second camera,
wherein the shortest focusable distance is a shortest distance at which a lens can focus, and
wherein, within the shortest focusable distance of the first camera, a first capture area of the first camera is included in a second capture area of the second camera or makes contact with an inside of the second capture area of the second camera.
2. The electronic device of claim 1 , wherein an internal boundary of the second capture area makes contact with an external boundary of the first capture area in a state where an optical axis of light incident on the first camera is in parallel with an optical axis of light incident on the second camera.
3. The electronic device of claim 1 , wherein, if an optical axis of light incident on the first camera is in parallel with an optical axis of light incident on the second camera, the spacing distance is a distance between the optical axes.
4. The electronic device of claim 1 , wherein the spacing distance is a distance between a center of a first opening of the first camera, through which light is incident, and a center of a second opening of the second camera, through which light is incident.
5. The electronic device of claim 1 , wherein the spacing distance is a distance between a center of a reflecting part, which reflects light in the first camera, and a center of an image sensor in the second camera.
6. The electronic device of claim 1 ,
wherein the first camera includes a reflective optical system equipped with a telephoto lens, and
wherein the second camera includes a direct optical system equipped with a wide-angle lens.
7. The electronic device of claim 1 , wherein the first camera includes:
an image sensor configured to convert light into electronic image data;
a reflecting part configured to reflect light incident from an outside to the image sensor; and
a driving unit configured to move or rotate the reflecting part.
8. The electronic device of claim 7 , wherein the processor is further configured to control the driving unit to move or rotate the reflecting part such that a center of the first capture area coincides with a center of the second capture area within a specific subject distance.
9. The electronic device of claim 7 , wherein, if an external object moves, the processor is further configured to rotate the reflecting part such that at least a part of the external object is disposed at a center of the first capture area.
10. The electronic device of claim 9 , wherein the processor is further configured to sense a movement direction or a movement distance of the external object and control the driving unit based on the movement direction or the movement distance.
11. The electronic device of claim 7 , wherein, if a shake is generated by the electronic device, the processor is further configured to control the driving unit to move the reflecting part, thereby compensating the shake.
12. The electronic device of claim 11 , wherein the processor is further configured to reflect a frequency component of the shake to control the driving unit such that movement or vibration of a specified range or less is made in the reflecting part.
13. The electronic device of claim 11 , wherein the processor is further configured to sense the shake of the electronic device based on sensing information of a gyro sensor mounted in the electronic device.
14. The electronic device of claim 7 , wherein the processor is further configured to control the driving unit to move or rotate the reflecting part, thereby compensating movement of an external object and a shake of the electronic device.
15. The electronic device of claim 7 , wherein the first camera includes:
a lens part interposed between the image sensor and the reflecting part; and
a lens driving unit configured to drive the lens part.
16. The electronic device of claim 15 , wherein the processor is further configured to control the lens driving unit so as to compensate movement of an external object and a shake of the electronic device.
17. The electronic device of claim 15 , wherein the lens driving unit is further configured to move the lens part in a direction perpendicular to light reflected by the reflecting part.
18. The electronic device of claim 1 , wherein the first camera and the second camera are disposed to satisfy:
R
2
*
tan
(
θ
2
2
)
≥
L
+
R
1
*
tan
(
θ1
2
)
where R1 denotes the shortest focusable distance of the first camera, R2 denotes a distance from an object of the second camera, θ1 denotes the angle of view of the first camera, θ2 denotes the angle of view of the second camera, and L denotes the spacing distance between the first camera and the second camera.
19. An image shooting method performed by an electronic device including a first camera having a shortest focusable distance and a second camera, wherein an angle of view of the first camera is narrower than an angle of view of the second camera, the method comprising:
shooting in a first direction by using the first camera to collect first image data;
shooting in the first direction by using the second camera to collect second image data; and
adjusting, within the shortest focusable distance of the first camera, a first capture area corresponding to the first image data to be included in a second capture area corresponding to the second image data or to make contact with the second capture area corresponding to the second image data, by rotating or moving a reflecting part included in the first camera,
wherein the shortest focusable distance is a shortest distance at which a lens can focus.
20. The method of claim 19 , wherein the adjusting of the first capture area corresponding to the first image data to make contact with the second capture area comprises:
in a state where an optical axis of light incident on the first camera is in parallel with an optical axis of light incident on the second camera, allowing an internal boundary of the second capture area to make contact with an external boundary of the first capture area, by rotating or moving the reflecting part included in the first camera.