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Only one of the following was included per kit: M203A1 Grenade Launcher with a 9-inch barrel; KAC M203 Grenade Launcher Quick Release Front Bracket; Quick-attach M203 Grenade Launcher Leaf Sight; Insight AN/PEQ-5 Carbine Visible Laser (CVL) Insight AN/PAQ-4 Infrared Aiming Light; AN/PVS-17A Mini- Night Vision Sight; AN/PSQ-18A M203 Day/Night Sight
This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.
[1] [2] These sights work on the simple optical principle that anything at the focus of a lens or curved mirror (such as an illuminated reticle) will appear to be sitting in front of the viewer at infinity. Reflector sights employ some form of "reflector" to allow the viewer to see the infinity image and the field of view at the same time ...
Front globe of a BRNO target sight. Note knurled nut holding in the replaceable front sight insert. A globe sight is a front sight component used to assist the aiming of a gun/device, usually those intended to launch projectiles, such as firearms, airguns, and crossbows. It is found in particular as a front sight element on rifles.
Open sights generally use either a square post or a bead on a post for a front sight. To use the sight, the post or bead is positioned both vertically and horizontally in the center of the rear sight notch. For a center hold, the front sight is positioned on the center of the target, bisecting the target vertically and horizontally.
The Weaver mount was developed by William Ralph Weaver (1905 – 8 November 1975) at his telescopic sight company W.R. Weaver Co., which he founded in 1930. [3] Previous systems included the Leupold/Redfield mounts. [4] Compared to the Leupold mount, the Weaver rail is not as strong and cannot be adjusted for windage. [4]