CORNEA

IT IS THE CLEAR FRONT SURFACE OF THE EYE.

IT’S LIKE A WINDOW THAT ALLOWS LIGHT TO GET IN.

 

IRIS

IT IS A THIN CIRCULAR STRUCTURE IN THE EYE.

IT DECIDES THE AMOUNT OF LIGHT THAT ENTERS THE EYE.

IT STRETCHES AND CONTRACTS THE PUPIL.

 

PUPIL

IT ID THE OPENING THROUGH WHICH LIGHT ENTERS THE EYE.

 

LENS

IT FOCUSES AND DEFOCUSES DEPENDING ON HOW FAR THE OBJECT IS FROM THE EYE.

 

RETINA

IT CONVERTS THE LIGHT THAT YOU TAKE IN, INTO ELECTRIC SIGNALS.

 

OPTIC NERVE

IT TRANSMITS THOSE ELECTRIC SIGNALS TO THE BRAIN.

 

THE BRAIN

LET’S YOU SEE THE OBJECT.