Anatomy of the Eyeball

Eyeball is a bilateral and spherical organ that houses the structures responsible for vision. It lies in a bony cavity within the facial skeleton known as the bony orbit.

What is Monocular Vision?

Monocular vision is a vision where each of the eyeballs is utilized in separate ways in animals. Monocular vision in humans is a vision where only one eye is being used.

What is a Lensometer and how to perform lensometry

Lensometer is an instrument used to measure the spherical, cylindrical power, and axis of an optical prescription to locate the optical center or measure the reference point and determine the base, direction, and amount of prism present.

What is Binocular vision?

Binocular vision can be defined as simultaneous vision with two eyes ( neither of which needs necessarily to be normal ) that occurs when an individual fixes his visual attention on an object.