rear sight

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rear sight

[′rir ‚sīt]
(ordnance)
An item attached to the breech end and integral to a carbine, machine gun, pistol, rifle, or the like; it may be a fixed or adjustable cross blade with a U- or V-shaped notch or aperture, or it may have elevation and windage adjustment knobs, slides, and graduated scales and be provided with aperture disks.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
At the same time Colt was still putting V-notch rear sights on the SAA after they began to use 0.100-inch front blades.
I just happened to have a Smith & Wesson N-frame rear sight assembly in my parts box.
The rear sight problems needed to be corrected because it was unstable.
Many common and popular rear sights on the market have a dead zone at the top of their range, about 12 clicks clear at the top.
The Polymer Front Sight features diamond-shaped Upper Housing and the Polymer Rear Sight features dual same-plane long- and short-range apertures, and a 0.5-MOA windage adjustment.
In-between the two tubes is a rear sight notch that looks exactly like all the other white-outline rear sight notches you've ever used as an aiming aid.
The adjustable sights are about as close to perfection as sights can be consisting of a plain flat black post front sight set in a dovetail matched up with a exceptionally sturdy rear sight looking much like a Bomar although marked "COLT" on the left side.
If you are hitting too high, and your fixed rear sight has enough metal, you can do the same thing to the rear sight with one extra step.
When firing, you should be focusing on the front sight, not the threat nor the rear sights. The front sight should be crystal clean with the target and the rear sights slightly out of focus.
The groundbreaking design of the new UniPro gives it the versatility to work on the majority of semi-autos and revolvers--on both the front or rear sights. Manufactured by Kaiser Shooting Products and distributed by Robar Companies, Inc.
This sporting sight is very reminiscent of a zimmerstutzen that has both target and sporting rear sights. I know there was a different kind of competition for the zimmerstutzen when the sporting sight was used, but I have no idea if there was an equivalent competition for an air rifle.