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  2. List of Konica Minolta A-mount lenses - Wikipedia

    en.wikipedia.org/wiki/List_of_Konica_Minolta_A...

    Requires 8 lens contacts; lenses with only 5 contacts cannot support this feature. DT "Digital Technology", lenses for cameras with APS-C (or Super-35mm) size sensors, only. DT lenses will not fully illuminate the sensor/film area of 24x36mm full-frame cameras. G "Gold" series, Minolta's line-up of high-grade lenses.

  3. The Open House - Wikipedia

    en.wikipedia.org/wiki/The_Open_House

    He rushes to help his mother, but mistakes her for the Evil Boots and stabs her. Naomi tells him to run before collapsing. The Evil Boots easily overpowers Logan and removes his contact lenses, leaving Logan unable to see clearly. Logan escapes into the woods and hides. He survives the freezing elements until morning.

  4. Contact (1997 American film) - Wikipedia

    en.wikipedia.org/wiki/Contact_(1997_American_film)

    Contact was released on LaserDisc, VHS and the (then new) DVD format in December 1997. Among the special features are three audio commentaries: by director Zemeckis and producer Starkey, by visual effects supervisors Ken Ralston and Stephen Rosenbaum, and by star Jodie Foster. [34] Contact was released on Blu-ray Disc on October 6, 2009 ...

  5. Lens - Wikipedia

    en.wikipedia.org/wiki/Lens

    A burning apparatus consisting of two biconvex lens. A lens is a transmissive optical device that focuses or disperses a light beam by means of refraction.A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (elements), usually arranged along a common axis.

  6. Tessar - Wikipedia

    en.wikipedia.org/wiki/Tessar

    The first Tessar appeared with a maximum aperture of f /6.3, but by 1917, the maximum aperture had been increased to f /4.5.In 1930, Ernst Wandersleb and Willy Merté from Zeiss developed Tessar lenses with apertures of f /3.5 and f /2.8.

  7. Fresnel lens - Wikipedia

    en.wikipedia.org/wiki/Fresnel_lens

    A Fresnel lens (/ ˈ f r eɪ n ɛ l,-n əl / FRAY-nel, -⁠nəl; / ˈ f r ɛ n ɛ l,-əl / FREN-el, -⁠əl; or / f r eɪ ˈ n ɛ l / fray-NEL [1]) is a type of composite compact lens which reduces the amount of material required compared to a conventional lens by dividing the lens into a set of concentric annular sections.

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