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  2. List of lantern slide collections - Wikipedia

    en.wikipedia.org/wiki/List_of_lantern_slide...

    Around 170,000 lantern size glass slides, manufactured from 1900 up to 1980 from all fields of Archeology and Art History, used by famous art historians such as Erwin Panofsky and Wolfgang Schöne. Slide Projectors. Digitization in progress since 2016, about 3,000 images online in database (password protected).

  3. Slide cube projector - Wikipedia

    en.wikipedia.org/wiki/Slide_Cube_projector

    The Slide Cube Projector is a slide projector and system, manufactured and marketed by Bell & Howell, which was introduced in 1970 and marketed through the 1980s.The projector derived its name from its transparent cubical plastic slide storage magazine, approximately 5.5 cm (2.2 in) in each dimension (a bit larger than a standard 135 film slide mount), that held 36 to 44 slides, depending on ...

  4. 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 ...

  5. Try These Christmas Light Projectors for the Most Stunning ...

    www.aol.com/try-christmas-light-projectors-most...

    Try one of the best Christmas light projectors to make your home extra merry and bright! ... Holiday Design Christmas Lights Projector Outdoor. amazon.com. $39.99. Amazon.

  6. Hydrargyrum medium-arc iodide lamp - Wikipedia

    en.wikipedia.org/wiki/Hydrargyrum_medium-arc...

    Similar to fluorescent lights, HMIs present problems with color temperature when used for film or video lighting applications.Unlike incandescent-lighting units, which are blackbody radiators limited to a theoretical maximum of 3680 K (the melting point of tungsten), HMI lamps, like all gas discharge lighting, emit the emission spectral lines of its constituent elements, specifically chosen so ...

  7. Category:Slide projectors - Wikipedia

    en.wikipedia.org/wiki/Category:Slide_projectors

    Carl Braun slide projectors (3 P) R. Rollei slide projectors (6 P) Pages in category "Slide projectors" The following 4 pages are in this category, out of 4 total.

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