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A typical 105-key computer keyboard, consisting of sections with different types of keys. A computer keyboard consists of alphanumeric or character keys for typing, modifier keys for altering the functions of other keys, [1] navigation keys for moving the text cursor on the screen, function keys and system command keys—such as Esc and Break—for special actions, and often a numeric keypad ...
A computer screen showing a background wallpaper photo of the Palace of Versailles. A wallpaper or background (also known as a desktop background, desktop picture or desktop image on computers) is a digital image (photo, drawing etc.) used as a decorative background of a graphical user interface on the screen of a computer, smartphone or other electronic device.
The technology of computer keyboards includes many elements. Many different keyboard technologies have been developed for consumer demands and optimized for industrial applications. The standard full-size (100%) computer alphanumeric keyboard typically uses 101 to 105 keys; keyboards integrated in laptop computers are typically less comprehensive.
The Optimus Maximus keyboard, previously just "Optimus keyboard", is a keyboard developed by the Art. Lebedev Studio , a Russian design studio headed by Artemy Lebedev . Each of its keys is a display which can dynamically change to adapt to the keyboard layout in use or to show the function of the key.
Modern keyboard models contain a set number of total keys according to their given standard, described as 101, 104, 105, etc. and sold as "Full-size" keyboards. [8] Modern keyboards matching US conventions typically have 104 keys while the 105 key layout is the norm in the rest of the world.
Ergonomic keyboards, in essence, are created with the aim of minimizing discomfort in users' wrists and reducing unnecessary finger movements by rearranging or repositioning the keys. For instance, typing on a conventional keyboard layout can force the user into shoulder elevation, wrist ulnar deviation, and head rotation.
Free and open-source firmware, ortholinear: ErgoDox EZ [53] Cherry / Kailh: Yes: USB: No: Optional: Unlimited: Free and open-source firmware, split, columnar: Moonlander Mark I [54] Cherry / Kailh: Yes: USB: No: Yes: Unlimited: Free and open-source firmware, split, columnar: NuPhy Air75 HE [55] Low-Profile Magnetic Switches Yes USB No Yes ...
A projection keyboard. A projection keyboard is a form of computer input device whereby the image of a virtual keyboard is projected onto a surface: when a user touches the surface covered by an image of a key, the device records the corresponding keystroke. Some connect to Bluetooth devices, including many of the latest smartphone, tablet, and ...