sight leaf

sight leaf

[′sīt ‚lēf]
(ordnance)
The movable hinged part of a rear sight of a gun that can be raised and set to a desired range, or snapped down when not in use.
References in periodicals archive ?
There are usually windage hash marks on the rear sight ramp and leaf that make resetting the windage easy but elevation requires either counting revolutions of the elevation screw or taking rear sight leaf height measurements.
Bill Pfeil, the resident gunsmith at ProArms has already replaced the rear sight leaf with a higher one to bring it to point of aim/point of impact, and it has a narrow, smoothly polished trigger for DA work in its future.
The 14-3 had a change in the rear sight leaf screw in 1967.
When milling the cuts for the sight base, the slide was level in the mill vise but for drilling the elevation screw hole it should be slightly muzzle high so the sight leaf is level and the elevation screw won't bind.
SPECIFICATIONS FUSIL D' INFANTERIE MODELE 1886 Caliber: 8mm Balle M Overall 51.3 inches length: Barrel 31.5 inches length: Weight: 9.75 pounds Magazine: Eight-round, tubular Sights: Front-Square block with groove Rear-U-notch adjustable from 400 to 2000 meters* Bayonet: Epee-Ba'i'onnette Modele 1886 with 16-inch cruciform blade *- the rear sight leaf could be folded forward to expose a 250-meter battle sight.
I rushed over to a tree stump, flipping up the 300-yard sight leaf along the way.
Better than an AK, the 3-point, fiber-optic sight picture features two green dots on the rear sight leaf and a red front blade.
*-- the rear sight leaf could be folded forward along the barrel, exposing a 250 meter battle sight Test Firing results Ammunition Group Size Handloads: 198-grain FMJBT 3.25 inches Prvi Partizan 200-grain FMJBT 3 inches Note: Group size is the average of three five-shot groups fired at 100 yards;
The front is a square post with a luminous Tritium insert (Figure 10) and the rear assembly is fully adjustable for both elevation and windage (Figure 11) The rear sight leaf has a Tritium luminous bar below the notch for low light shooting.
There is a linear slot extending along the back base portion of the rear sight passing beneath the sight leaf. A common wedge-like rear sight elevator serves to hold the rear sight upward at the required elevation.