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  2. Keyboard technology - Wikipedia

    en.wikipedia.org/wiki/Keyboard_technology

    Optical switch technology was introduced in 1962 by Harley E. Kelchner for use in a typewriter machine with the purpose of reducing the noise generated by typewriter keys. An optical keyboard technology utilizes light-emitting devices and photo sensors to optically detect actuated keys.

  3. Slotted optical switch - Wikipedia

    en.wikipedia.org/wiki/Slotted_optical_switch

    The slotted optical switch, sometimes known as opto switch or optical switch but not to be confused with the optical component, is a device comprising a photoemitter (e.g. LED) and a photodetector (e.g. photodiode) mounted in a single package so that the photoemitter normally illuminates the photodetector, but an opaque object can be inserted in a slot between them so as to break the beam.

  4. Adobe Photoshop - Wikipedia

    en.wikipedia.org/wiki/Adobe_Photoshop

    Adobe Photoshop is a raster graphics editor developed and published by Adobe for Windows and macOS.It was created in 1987 by Thomas and John Knoll.It is the most used tool for professional digital art, especially in raster graphics editing, and its name has become genericised as a verb (e.g. "to photoshop an image", "photoshopping", and "photoshop contest") [7] although Adobe disapproves of ...

  5. List of ray tracing software - Wikipedia

    en.wikipedia.org/wiki/List_of_ray_tracing_software

    Photopia Optical Design Software: Proprietary: Yes No No No Picogen: GPLv3 Yes No Yes No Pixar RenderMan: Proprietary: Yes Yes Yes No Pixie GPL: Yes Yes Yes No POV-Ray: AGPLv3: Yes Yes Yes Quadoa Optical CAD: Proprietary: Yes No Yes No Rayshade: pre-gpl open source, gpl-like Yes Yes Yes Yes Radiance: BSD: Yes Yes Yes No Realsoft 3D: Proprietary ...

  6. Optics Software for Layout and Optimization - Wikipedia

    en.wikipedia.org/wiki/Optics_Software_for_Layout...

    The OSLO software is used by scientists and engineers to design lenses, reflectors, optical instruments, laser collimators, and illumination systems. It is also used for simulation and analysis of optical systems using both geometrical and physical optics. In addition to optical design and analysis, OSLO provides a complete technical software ...

  7. How to watch the 2024 Macy's Thanksgiving Day Parade today - AOL

    www.aol.com/entertainment/watch-2024-macys...

    Who is performing at the Macy’s Thanksgiving Day Parade? Bishop Briggs, Kylie Cantrall, Chlöe, Dan + Shay, Dasha, The Tonight Show Starring Jimmy Fallon host Jimmy Fallon and the show's house ...

  8. 22 Kitchen Gadgets So Clever, They’ll Make You Feel Like A ...

    www.aol.com/smitten-22-kitchen-items-prove...

    #7 This Clever Jar Opener Tool Is The Ultimate Kitchen Hero - It Conquers Stubborn Lids, Saves Your Hands, And Gets The Party Started. Review: "I use this bottle/jar opener on a daily basis. Being ...

  9. Opto-isolator - Wikipedia

    en.wikipedia.org/wiki/Opto-isolator

    Schematic diagram of an opto-isolator showing source of light (LED) on the left, dielectric barrier in the center, and sensor (phototransistor) on the right [note 1]. An opto-isolator (also called an optocoupler, photocoupler, or optical isolator) is an electronic component that transfers electrical signals between two isolated circuits by using light. [1]