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  2. Sigma 50-500mm f/4-6.3 DG lens - Wikipedia

    en.wikipedia.org/wiki/Sigma_50-500mm_f/4-6.3_DG_lens

    The Sigma 50-500mm f / 4-6.3 EX DG HSM is a super-telephoto zoom lens produced by Sigma Corporation. It contains four SLD (Special Low Dispersion) glass elements to provide correction for chromatic aberration.

  3. Sigma 200-500mm f/2.8 EX DG lens - Wikipedia

    en.wikipedia.org/wiki/Sigma_200-500mm_f/2.8_EX...

    The Sigma 200-500mm f/2.8 EX DG lens is a professional-level telephoto zoom lens made by Sigma Corporation. [1] It is notable for being the first lens with an aperture of f / 2.8 and a focal length of 500mm. [2] This combination allows very distant objects to be photographed at high shutter speeds in dimmer light, compared to other telephoto ...

  4. Sigma 150-500mm f/5-6.3 DG OS HSM lens - Wikipedia

    en.wikipedia.org/wiki/Sigma_150-500mm_f/5-6.3_DG...

    The Sigma APO 150-500mm F5-6.3 DG OS HSM lens is a super-telephoto lens produced by Sigma Corporation. It contains three SLD (Special Low Dispersion) glass elements to provide correction for chromatic aberration. It is aimed toward advanced consumer level photographers, and is available in Nikon, Canon, Pentax and Sigma camera mounts.

  5. List of cameras supporting a raw format - Wikipedia

    en.wikipedia.org/wiki/List_of_cameras_supporting...

    Kodak P712; Kodak P850; Kodak P880 saved in .KDC format; Kodak C603/C643 via hidden debug menu; Kodak C713 via hidden debug menu saved in .RAW format; Kodak DCS-620, -660 Canon bodies, 2 and 6 megapixels

  6. Minolta - Wikipedia

    en.wikipedia.org/wiki/Minolta

    Minolta Co., Ltd. (ミノルタ, Minoruta) was a Japanese manufacturer of cameras, camera accessories, photocopiers, fax machines, and laser printers.Minolta Co., Ltd., which is also known simply as Minolta, was founded in Osaka, Japan, in 1928 as Nichi-Doku Shashinki Shōten (日独写真機商店, meaning Japanese-German camera shop).

  7. Minolta A-mount system - Wikipedia

    en.wikipedia.org/wiki/Minolta_A-mount_system

    An entry-level camera, exposure mode was program AE only, with a high-speed program option, no Creative Expansion Card support. An even more basic Maxxum, this camera was basically for the point-and-shoot user that wanted a system SLR camera with interchangeable lenses and more powerful flashes, but did not want the features on, or did not want to pay for the 5000i, 7000i, 8000i cameras.

  8. SCR-694 - Wikipedia

    en.wikipedia.org/wiki/SCR-694

    The SCR-694 is a portable high frequency two way radio set that was used by the U.S. military during World War II.The SCR-694 provides transmission and reception of AM radiotelephony and MCW or CW radiotelegraphy within the frequency range of 3.800 to 6.500 MHz.

  9. Normal distribution - Wikipedia

    en.wikipedia.org/wiki/Normal_distribution

    The standard deviation of the distribution is (sigma). A random variable with a Gaussian distribution is said to be normally distributed , and is called a normal deviate . Normal distributions are important in statistics and are often used in the natural and social sciences to represent real-valued random variables whose distributions are not ...