Journey through the Electromagnetic Spectrum

Light is a form of energy to which the human eye is sensitive.

The range of the electromagnetic spectrum ranges from cosmic rays on shorter wave length to radio waves on longer wavelength.

Ultraviolet rays, infrared rays, and visible rays are clinically significant from an ophthalmic point of view.

<p>The seven colors of visible white light range from violet (400 nanometer) to red (700 nanometer).</p> Signup and view all the answers

<p>Optics is a branch of physics which deals with properties of light including its interaction with matter and construction of instruments that use or detect it.</p> Signup and view all the answers