When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Boresight (firearm) - Wikipedia

    en.wikipedia.org/wiki/Boresight_(firearm)

    For AR style rifles the upper receiver can be dropped from the lower receiver and the bolt carrier group (BCG) can be removed exposing a clear line of sight through the barrel. With the upper receiver fixed in place you can then co-witness through the barrel and the sights on the top of the rifle, while doing this you can visually align the ...

  3. C79 optical sight - Wikipedia

    en.wikipedia.org/wiki/C79_optical_sight

    A bore-sighting device is usually used to roughly zero the sight before a first-time shooter takes it to the range. Adjustments come in 0.25-mil clicks (one mil equals 10 cm at a range of 100 m, so each click adjusts the sight by 2.5 cm at 100 m). Sighting in a C79 sight is normally done at a range of 200 m.

  4. Dovetail rail - Wikipedia

    en.wikipedia.org/wiki/Dovetail_rail

    Dovetail mount can also refer to a dovetail track running perpendicular to the bore, [9] often used for smaller front sights posts and rear sights blades found on handguns and some rifles. This mounting method is meant as a semi-permanent friction fit mounting solution where a slot is milled , for instance in the slide of a pistol, [ 10 ] and a ...

  5. Boresight - Wikipedia

    en.wikipedia.org/wiki/Boresight

    Boresight (firearm), adjustments made to an optical sight, to align the barrel of a firearm with the sights Boresight point, also known as gun harmonisation , the alignment of weapons in an aircraft Project Boresight , a US radio direction finding system

  6. Holographic weapon sight - Wikipedia

    en.wikipedia.org/wiki/Holographic_weapon_sight

    A United States Marine firing an M4 carbine, using an EOTech holographic sight to aim.. The first-generation holographic sight was introduced by EOTech—then an ERIM subsidiary—at the 1996 SHOT Show, [2] under the trade name HoloSight by Bushnell, with whom the company was partnered at the time, initially aiming for the civilian sport shooting and hunting market.

  7. Bore axis - Wikipedia

    en.wikipedia.org/wiki/Bore_axis

    On firearms with a picatinny rail, the distance from the bore to the optical axis can be divided into distance from bore axis to top of rail, and distance from top of rail to center of the optical axis. For example on an AR-type rifle, the mil-spec distance from center of bore to top of rail is 1.211 inches, or approximately 31 mm (1.2 in).

  8. 1P78 Kashtan - Wikipedia

    en.wikipedia.org/wiki/1P78_Kashtan

    1P78 is a telescopic sight manufactured by Novosibirsk Instrument-Making Plant and in use with the Russian Armed Forces, intended as a replacement for the older PSO-1 and 1P29 scopes currently being used by the Russian military. The optic is intended to become the standard issue sight for the infantry riflemen within the Russian military.

  9. List of the United States Army fire control and sighting ...

    en.wikipedia.org/wiki/List_of_the_United_States...

    F7 Instrument angle of sight, M1917; F8 Mount, telescope, M1 (for 37mm gun carriage, M1); Telescope, M2 (for 37mm gun carriage, M1) – Parts and equipment; F9 Telescope B.C. M1915, and M1915A1; F10 bore sight, (small arms, and field artillery) F11 Setter Fuze, Bracket, M1916, M1916A1, M1916A2; F12 Targets, testing (small arms and field ...