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  2. George W. Bush - Wikipedia

    en.wikipedia.org/wiki/George_W._Bush

    George Walker Bush (born July 6, 1946) is an American politician and businessman who served as the 43rd president of the United States from 2001 to 2009. A member of the Republican Party, he previously served as the 46th governor of Texas from 1995 to 2000.

  3. Roof prism - Wikipedia

    en.wikipedia.org/wiki/Roof_prism

    Roof prism. A roof pentaprism used in Single-lens reflex cameras; the lower right face is the roof ( dach ). A roof prism, also called a Dachkanten prism or Dach prism (from German: Dachkante, lit. "roof edge"), is a reflective prism containing a section where two faces meet at a 90° angle, resembling the roof of a building and thus the name.

  4. Corrective lens - Wikipedia

    en.wikipedia.org/wiki/Corrective_lens

    Corrective lens. A pair of contact lenses, positioned with the concave side facing upward. A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia.

  5. Mobile phone industry in Pakistan - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_industry_in...

    Additionally, the current state of Pakistan's democracy, a lack of domestic production capacity, and the high costs associated with imports are further exacerbating this situation. Furthermore, rising inflation and the depreciation of the Pakistani currency have compelled major smartphone brands to raise their mobile device prices.

  6. Prism spectrometer - Wikipedia

    en.wikipedia.org/wiki/Prism_spectrometer

    Prism spectrometer. A prism spectrometer is an optical spectrometer which uses a dispersive prism as its dispersive element. The prism refracts light into its different colors ( wavelengths ). The dispersion occurs because the angle of refraction is dependent on the refractive index of the prism's material, which in turn is slightly dependent ...

  7. Netflix - Wikipedia

    en.wikipedia.org/wiki/Netflix

    Netflix is an American subscription video on-demand over-the-top streaming service.The service primarily distributes original and acquired films and television shows from various genres, and it is available internationally in multiple languages.

  8. Benjamin Franklin - Wikipedia

    en.wikipedia.org/wiki/Benjamin_Franklin

    Benjamin Franklin. Benjamin Franklin FRS FRSA FRSE (January 17, 1706 [ O.S. January 6, 1705] [Note 1] – April 17, 1790) was an American polymath: a leading writer, scientist, inventor, statesman, diplomat, printer, publisher, and political philosopher. [1] Among the most influential intellectuals of his time, Franklin was one of the Founding ...

  9. PRISM - Wikipedia

    en.wikipedia.org/wiki/PRISM

    PRISM is a code name for a program under which the United States National Security Agency (NSA) collects internet communications from various U.S. internet companies. [1] [2] [3] The program is also known by the SIGAD US-984XN. [4] [5] PRISM collects stored internet communications based on demands made to internet companies such as Google LLC ...