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A laser projection keyboard used with a tablet. A laser or beamer projects visible virtual keyboard onto level surface. It is a modern input device. A sensor or camera in the projector picks up finger movements. Software converts the coordinates to identify actions or characters. [1] Some devices project a second (invisible infrared) beam above ...
This palm-sized device has gone viral on TikTok and easily connects to any smartphone, tablet or laptop via Bluetooth.
For those on the go, a physical keyboard can be a hassle. Save some room with this laser projection keyboard.
A laser projection device approximately the size of a computer mouse projects the outline of keyboard keys onto a flat surface, such as a table or desk. This type of keyboard is portable enough to be easily used with PDAs and cellphones, and many models have retractable cords and wireless capabilities.
In 2002, at Demo Mobile, the company announced its first application, a projection keyboard for mobile devices. In this application, a keyboard made of light is projected onto a flat surface, the user types on the flat surface, and Canesta's electronic perception technology translates finger movements into keystrokes in the device.
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A laser projector is a device that projects changing laser beams on a screen to create a moving image for entertainment or professional use. [1] It consists of a housing that contains lasers, mirrors , galvanometer scanners, and other optical components.
Projection keyboards project an image of keys, usually with a laser, onto a flat surface. The device then uses a camera or infrared sensor to "watch" where the user's fingers move, and will count a key as being pressed when it "sees" the user's finger touch the projected image.
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