IMAGE SENSOR AND MANUFACTURING METHOD OF THE SAME

摘要

PROBLEM TO BE SOLVED: To provide an image sensor that improves quality of an image signal to be generated and further to provide a manufacturing method of the same.SOLUTION: An image sensor 1 includes: a sensing layer 10 containing a plurality of detection units 11 arranged in an array shape; a filter layer 20 containing a plurality of filter units 21 arranged in an array shape and disposed on the sensing layer 10; and a microlens 30 disposed on each filter unit 21. The filter unit 21 has a gradient refractive index.SELECTED DRAWING: Figure 2