Uses of infrared waves are: remote controls. television, blu-ray player, or even a computer. Infrared can be used in a similar way for communication.
The wavelengths that are visible to most human eyes. The frequency of visible light is 380nm to 740nm. The most important characteristic of visible light is color. Color is both an inherent property of light and an artifact of the human eye.
The Uses : Cones in our eyes are receivers for these tiny visible light waves. The Sun is a natural source for visible light waves and our eyes see the reflection of this sunlight off the objects around us.
light has shorter wavelengths than visible light. Though these waves are invisible to the human eye, some insects, like bumblebees, can see them.
Frequncy of uv: 10nm to 400nm.