What dual pixel camera means?

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Tags

1. #diode
2. #pixel
3. #sensors
4. #which
5. #sensing
6. #output
7. #photodiodes
8. #sensor
9. #microlens
10. #means
11. #independent
12. #combined
13. #purposes
14. #light
15. #under
16. #principle
17. #their
18. #regular
19. #autofocus
20. #single
21. #camera
22. #built