Know your eyes

The human being is holy with five sensory organs and eyes are one among them. The eyes move a number of times a day to bring the objects in focus. Due to its sharp focus one is capable to see the far-away objects and the minute ones similar to needles. Any mistake in the functioning of the eye results in vision defects or problems so its proper to know first everything about the eye.

Tears: The first line of defense, they also serve as lubrication by keeping the eyes moist and nourished; they also have a corrective lens function.

Eyelids: Their main job is to protect your eyes from dirt, dust and harsh light.

Eyelashes: A protective net for your eyes.

Cornea: A refractive zone that guides light to reach the retina.

Pupil: Controls the amount of light that enters your eyes.

Lens: A refractive zone that also guides light into the retina.

Retina and Optic Nerve: A bunch of intricate wiring that carries vision signals between your brain and eyes.