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The global leading search engine, Google Inc. has reportedly filed a patent for a smart lens system that equipped with a camera, thus able to reduce the size of the previous technology called Google Glass.

Through smart contact lenses, users only need to use 'a sophisticated system that uses a flicker pattern,' based on a review of the company Patent Bolt is different with Google Gadgets Glass that requires to wear smart glasses for use their voices to get information from a website or shooting pictures.

News about Google filed a patent of the smart lens came after the company introduced a prototype contact lens that could control the level of glucose in the body.

The invention produced by the Google X Labs can provide the largest contribution to the millions of people with diabetes that needs to measure their blood sugar levels by removing some of the blood from their fingers.

The smart lens technology can help the blind to 'see' some objects. For example, blind people who wear the smart contact lenses Google that comes with the camera can walk on the road sidewalks near the intersection. An analysis component of the contact lenses that can process image data from the camera to determine if there is a car approaching the intersection.

In addition, the smart lens wearers will look different from the people who use Google Glass.