托福阅读材料之VKB虚拟激光键盘

The Virtual Laser Keyboard (VKB) leverages the power of laser and infrared technology and projects a full-size keyboard onto any flat surface. As you type on the laser projection, detection technology based on optical recognition enables the user to tap the images of the keys, complete with realistic tapping sounds, which feed into the compatible Bluetooth-enabled PDA, Smartphone, laptop or PC.

蓝牙虚拟键盘是专门为蓝牙手机和带有蓝牙功能的PDA等小型掌上设备所设计的，在外观上同一个打火机差不多大小,它集激光和红外于一身,在工作时会发射出 两束光线，分别用来感应用户位置和投影虚拟键盘，可以在任何平坦的地方投影出一个295×95mm大小的63键全尺寸键盘虚拟，使用者可以把它当作普通键 盘使用。

The Celluon Virtual Keyboard uses a light projection of a full-sized computer keyboard on almost any surface. Used with PDA's and Smart Phones, the Virtual Keyboard provides a practical way to do e-mail, word processing and spreadsheet tasks, enabling users to leave laptops and computers at home.