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  2. Ruger 10/22 - Wikipedia

    en.wikipedia.org/wiki/Ruger_10/22

    Shown with aftermarket Truglo multi-color reflexive dot scope and Ruger BX-25 extended magazine. The 22 Charger pistol, first introduced in late 2007, is a pistol based on the 10/22 action. The 22 Charger originally came with a black laminated wood pistol stock with forend, a 10-inch (254 mm) matte blued heavy barrel, a bipod , and a Weaver ...

  3. Red dot sight - Wikipedia

    en.wikipedia.org/wiki/Red_dot_sight

    A red dot sight is a common classification [1] for a non-magnifying reflector (or reflex) sight that provides an illuminated red dot to the user as a point of aim. A standard design uses a red light-emitting diode (LED) at the focus of collimating optics , which generates a dot-style illuminated reticle that stays in alignment with the firearm ...

  4. C79 optical sight - Wikipedia

    en.wikipedia.org/wiki/C79_optical_sight

    Windage adjustments are made on the left hand side of the base, using a flat object such as a flat-head screwdriver or a coin. The windage adjustment is intended only for the initial sighting in procedure of the C79. Elevation adjustments are made via a rotary knob and are adjusted from 200 to 800 m. To bring the sight to a proper elevation ...

  5. Reflector sight - Wikipedia

    en.wikipedia.org/wiki/Reflector_sight

    A view through a Tasco ProPoint red dot sight. The mid- to late 1970s saw the introduction of what are usually referred to as red dot sights, a type that gives the user a simple bright red dot as an aiming point. [27] The typical configuration for this sight is a compact curved mirror reflector design with a red light-emitting diode (LED) at ...

  6. Sight magnifier - Wikipedia

    en.wikipedia.org/wiki/Sight_magnifier

    Sight magnifiers are optical telescopes that provide increased magnification to a shooter's view when they are engaged. They are commonly mounted behind red dot and holographic sights that produce a collimated reticle image. Most have mounts which allow them to flip to the side when not in use, though immobile mounts exist as well. [2]

  7. Temporary adjustments of theodolites - Wikipedia

    en.wikipedia.org/wiki/Temporary_adjustments_of...

    To obtain an accurate clear sighting, the cross hairs should be in focus; adjust the eyepiece to do this. Focusing of eyepiece lens For focusing of the eye piece, point the telescope to the sky or hold a piece of white paper in front of telescope. Move the eye-piece in and out until a distinct sharp black image of the cross-hairs is seen.