What is an optical keyboard?

Optical keyboard is a device that connects wirelessly to the computer and serves as a data input device, similar to what traditional keyboards can do. With the focus of many computer accessories that are preparing wireless, this keyboard also offers this advantage. In addition, another type of optical keyboard that projects the virtual keyboard on a flat surface, although the term Optical keyboard is not widely applied to this type of hardware.

In fact, it is actually referred to as the optical keyboard . For computer mice, the term Optic does not concern the connection technology between the mouse and the computer, but rather on the tracking technology in the mouse itself. The wireless keyboard is usually connected to a computer via an infrared connection, similar to the remote control or through radio frequencies. In some cases, Bluetooth® connection can be used, leading to the Bluetooth® THIS keyboard. In some respects would be VZHThe term optical keyboard could still be technically considered the right ice for an infrared connection. In these cases, it is generally understood that the term Optical has replaced the wireless term . Also, wireless keyboards and optical mice are also often wrapped together, which can further strengthen the wrong term in the minds of some people.

The advantage of the wireless keyboard is the ability to move around than to be tied to a radius of just a few feet around the main processor of the computer as if they were a cable keyboard. This can be particularly useful in presentations requiring the use of the keyboard. In some cases, the computer is not practical next to the stage. But it can make it easier to have a wireless keyboard on stage.

The wireless keyboard, other than the technology that connects it to the computer, works just like any other technology. Sensors detect when the key isPress and sends this information in the form of an electrical signal, which is then processed by computer and displayed on the screen. The only thing that differs is how this signal gets on the CPU. Most wireless keyboards cost more than similar cable versions, but costs are still affordable for many computer owners. Finding one for less than $ 30 USD (USD) is generally not a problem.