Human Eye

Human Eye

Human eye is the most significant organ of our body. It enables us to see various objects and allows us to gather various information about all the objects around us. We see the world around us through our eyes. The light from various objects reaches our eyes and then our eyes transfer the information from the light to the brain and then the brain forms the image of the object around us....

Structure of Human Eye

The human eye is a spherical structure of diameter 2.3 cm and there is some fluid filled inside the eye. It is connected to the human skull through some muscles that allow the eyeball to move freely inside the eye cavity. The eye cavity is protected from the outside by the eyelid which provides the required protection to the eyes from foreign particles....

Working of the Human Eye

Human eye is a sensory organ that allows us to see by gathering information from the light. It can be compared to the camera and its working is as follows,...

Function of Human Eye

The eye is a sensory organ that allows light from various objects to fall on its retina and then forms the image of that object. The lens of the eye adjusts automatically to allow the light to properly converge on the retina and then the image formed on the retina is converted to electrical impulses that are transferred to the human brain for further processing through optic nerves....

Lens of Eye

A lens placed behind the cornea of the human eye is called the eye lens. It is an optical lens made of proteins and other organic materials. It is situated exactly behind the Iris that allow light to pass through the lens and the eye lens then converges the light to the Retina of the eye....

Defects in Eyes

There are various defects that develop in our eyes because of aging or carelessness. Some of them are mentioned below:...

Care of Eyes

As the eye is one of the most important sensory organs and it is the most delicate one. One must take care of eyes regularly and the steps that should be used are,...

Night Blindness

Night blindness conjointly referred to as visual disorder could be a defect within the vision within which individuals cannot read things properly in dim lightweight or at midnight. It mainly happens because of the lack of vitamin A in our body. Thus, always take foods that area unit made of vitamin A like broccoli, inexperienced vegetables, carrot, milk, eggs, curd, papaya, mango, etc....

Braille System

Braille system is a system developed by Louis Braille for the visually impaired person to read and write. In this system, we arrange dots on paper such that their impression can be felt by the touch. And various dots are used to represent various symbols in this system....

Formula Used

Power of Eye Lens Formula,...

Numerical Problems on Human Eye

Problem 1. If the power of lens is 0.55 D. Find the focal length and type of the lens....

FAQs on Human Eye

1. What is the Function of Our Eyes?...