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  2. Barrett Optical Ranging System - Wikipedia

    en.wikipedia.org/wiki/Barrett_Optical_Ranging_System

    The Barrett Optical Ranging System (BORS) was an integrated ballistics computer manufactured by Barrett Firearms that aids snipers and long-range marksmen in taking precise and accurate shots. The system mounts directly to the riflescope and couples with the elevation knob. With the aid of the BORS, marksmen can rapidly account for temperature ...

  3. ELCAN Optical Technologies - Wikipedia

    en.wikipedia.org/wiki/ELCAN_Optical_Technologies

    ELCAN is perhaps best known for making the prismatic C79 optical sight that is widely used on the Colt Canada C7 and C8, FN Minimi, FN MAG and CZ-805 BREN families of firearms. The C79 is not designed as a sniper sight per se, but is rather intended to be mounted on a variety of service rifles used by regular infantrymen as well as designated ...

  4. Lobster-eye optics - Wikipedia

    en.wikipedia.org/wiki/Lobster-eye_optics

    The field of view (FoV) of a lobster-eye optic, which is the solid angle subtended by the optic plate to the curvature center, is limited only by the optic size for a given curvature radius. Since the micropore optics are spherically symmetric in essentially all directions, theoretically, an idealized lobster-eye optic is almost free from ...

  5. Samyang Optics - Wikipedia

    en.wikipedia.org/wiki/Samyang_Optics

    Samyang Optics is a South Korean manufacturer of camera lenses for several major brands of third-party mounts for still photography and video cameras. The company was founded in 1972 and has about 150 employees. Samyang exports to 58 countries through 39 overseas agents and distributors. In July 2023, Samyang joined the L-Mount Alliance. [1]

  6. Optical transfer function - Wikipedia

    en.wikipedia.org/wiki/Optical_transfer_function

    This was hardly a problem in the days of plate cameras and even 35 mm film, but has become an insurmountable limitation with the very small format sensors used in some digital cameras and especially video cameras. First generation HD consumer camcorders used 1/4-inch sensors, for which apertures smaller than about f4 begin to limit resolution.

  7. Meopta - Wikipedia

    en.wikipedia.org/wiki/Meopta

    Admira EL 8 (1960) - one and only camera having the Zoom lens; Admira 8 G1 (1966–68) Admira 8 G2 (1966) Admira 8 G0 (1968–73) Admira 8 G1 Supra (1968–71) Admira 8 G2 Supra (1968–71) Admira 8 L1 Supra (1971) Admira 8 L2 Supra (1971) Supra is an indication for Super 8. 9.5 mm Cameras. Admira Ledvinka (Pocket) (1934) 16 mm Cameras. Admira ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. NATO Accessory Rail - Wikipedia

    en.wikipedia.org/wiki/NATO_Accessory_Rail

    NATO Accessory Rail (STANAG 4694) The NATO Accessory Rail (NAR), defined by NATO Standardization Agreement (STANAG) 4694, is a rail interface system standard for mounting accessory equipment such as telescopic sights, tactical lights, laser aiming modules, night vision devices, reflex sights, foregrips, bipods and bayonets to small arms such as rifles and pistols.