Very interesting gadget is the projector keyboard. The principle of work such. On a table displaying the key, pressing that captures a special optical sensor.
Tactile communication, of course not. But you can easily change the size of the virtual device. Which is quite convenient. Furthermore, the device is compact and portable, allowing take it a. Trackpad Serafim ODIN operates in a similar way.
It was created by Japanese artisans. The device is the true projector trackpad. It has no analogues in the world, as has a similar functionality it alone.
Miniature 40-gram projector connects to your computer via USB. He “gives” a picture format of 80 by 80 mm.
User gets at the disposal of 2 traditional buttons – left and right. Plus one extra – programmed to activate any action. In addition, the presence of an analog “touch panel” – as in laptops. Declared support classical gestures (zooming and scrolling). Fluorescent light is not a hindrance.