Light is surrounding us. It allows us to find in obscurity, yet the properties of light are essential to numerous parts of our lives. Appearance in back view reflections of vehicles helps to protect us. Refraction from perspectives of eyeglasses or contact focal points assists certain individuals with seeing better. All the more by and large, electromagnetic influxes (of which noticeable light is one model) are communicated as a transmission that our radios get so we can pay attention to music. Beats of infrared light are sent as signs so we can speak with our TVs. This backgrounder is about noticeable light and how we communicate with it. Light has the properties of waves. Like sea waves, light waves have peaks and boxes. The distance between one peak and the following, which is equivalent to the distance between one box and the following, is known as the frequency. The recurrence of a wave is the number of peaks (or boxes) that pass a point in one moment. The frequency increased by the recurrence approaches the speed at which the wave ventures. The way we use the properties of light is to see colors Light goes into the eye to the retina situated on the rear of the eye. The retina is covered with a huge number of light touchy cells called bars and cones. Whenever these phones distinguish light, they convey messages to the mind. Their joined reaction delivers a special sign for each tone.