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A choke is designed to alter or shape the distribution of the shot as it leaves the firearm. For shooting most game birds and clay pigeons, a desirable pattern is one that is as large as possible while being dense enough to ensure multiple hits on the target, at a particular range. The choke should be tailored to the range and size of the targets.
A thermographic weapon sight, thermal imagery scope or thermal weapon sight is a sighting device combining a compact thermographic camera and an aiming reticle. [1] They can be mounted on a variety of small arms as well as some heavier weapons. [2] As with regular ultraviolet sensors, thermal weapon sights can operate in total darkness.
Elcan SpecterDR 1-4x Scope + Docter MRD (SU-230/PVS) Trijicon ACOG TA31ECOS 4x Scope + Docter MRD (SU-237/PVS) [11] Insight AN/PVS-24 Clip-On Night Vision Device-Image Intensified (CVND-I 2) [12] US Army 75th Rangers using multiple Block II accessories on their rifles at night. Note the Insight WMX 200 light mounted on the rifle of the operator ...
The later models had large oversized trigger guards [8] and Picatinny rails for mounting a wide range of sights and scopes. In 2010, Chiappa began marketing a version of the Aircrew Survival Weapon called the Chiappa M6 Survival Gun. The Chiappa has a 12 gauge shotgun or 20 gauge barrel over a .22 Long Rifle or .22 Magnum barrel. [9]
The Specter was developed by Raytheon Six Sigma Product Development Team under Raytheon ELCAN Optical Technologies for the United States Naval Surface Warfare Center to fill the requirement for the "SOPMOD rifle kit SU-230/PVS Articulated Telescope NSN 1240-01-533-09039", development was started in 2003 with the goal to fix the general issue of transition between long-range engagements ...
Scope mounts are rigid implements used to attach (typically) a telescopic sight or other types of optical sights onto a firearm. The mount can be made integral to the scope body (such as the Zeiss rail) or, more commonly, an external fitting that clamp onto the scope tube via screw-tightened rings (similar to pipe shoes). The scope and mount ...
It has an effective range of 40 m. In the early 1990s, a new CQ model of the USAS-12 was created. It looks similar to the original model, but unlike the original, it lacks the front sight and has a re-modeled carry handle. The bolt locks on 1 cylindrical locking piece that moves up into round hole in barrel extension.
All variants of "Bars" rifles have iron sights, and they were equipped with scope base for optical sight. [9] PO-4×34 (ПО-4×34) [9] and TO-4 scopes were standard optical sights, [2] although custom aftermarket variants are known. "Bars-223" was equipped with PO-4×24 (ПО-4×24) scope made by Novosibirsk Instrument-Building Plant. [3]