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  2. LCD projector - Wikipedia

    en.wikipedia.org/wiki/LCD_projector

    The basic design of an LCD projector is frequently used by hobbyists who build their own DIY (do-it-yourself) projection systems. The basic technique is to combine a high color-rendering index (CRI) high-intensity discharge lamp (HID lamp) and ballast with a condenser and collector Fresnel lens , a single color LCD removed from a common ...

  3. C-stand - Wikipedia

    en.wikipedia.org/wiki/C-Stand

    A C-stand with an upper most leg which is moveable on the vertical axis is called a Stair Leg C-stand or a Sliding Leg C-Stand, as the unit can be placed on a stairway. Also called a Rocky Mountain Leg. [4] [13] A Punky C-Stand is a 20" C-Stand with a smaller base and footprint than the standard 20" size. [14]

  4. Movie projector - Wikipedia

    en.wikipedia.org/wiki/Movie_projector

    35 mm movie projector in operation Bill Hammack explains how a film projector works. A movie projector (or film projector) is an opto-mechanical device for displaying motion picture film by projecting it onto a screen. Most of the optical and mechanical elements, except for the illumination and sound devices, are present in movie cameras.

  5. Projector - Wikipedia

    en.wikipedia.org/wiki/Projector

    A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens, but some newer types of projectors can project the image directly, by using lasers. A virtual retinal display, or retinal ...

  6. Overhead projector - Wikipedia

    en.wikipedia.org/wiki/Overhead_projector

    An overhead projector works on the same principle as a slide projector, in which a focusing lens projects light from an illuminated slide onto a projection screen where a real image is formed. However some differences are necessitated by the much larger size of the transparencies used (generally the size of a printed page), and the requirement ...

  7. Why Wall Street says bank stocks are a top play for 2025 - AOL

    www.aol.com/finance/why-wall-street-says-bank...

    It’s a trend that’s expected to pick up pace next year, as a better economy and lower-rate environment are expected to lure companies off the sidelines.

  8. Brad Pitt is not messaging fans for money, rep warns after ...

    www.aol.com/brad-pitt-not-messaging-fans...

    Brad Pitt fans are being warned about scammers after a French woman purportedly lost $850,000 — and her marriage — after falling prey to AI images and fake messages impersonating the actor ...

  9. Nvidia stock rebounds after broad market rout as analysts ...

    www.aol.com/finance/nvidia-stock-jumps-wall...

    Nvidia stock jumped as much as 2.7% early Thursday as Wall Street analysts reiterated their Buy ratings on the stock despite concerns about rising competition and the possibility that artificial ...

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