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  2. PSO-1 - Wikipedia

    en.wikipedia.org/wiki/PSO-1

    The PSO-1 pattern range-finding reticle. The bottom-left corner can be used to determine the distance from a 1.7 m tall target A 1.7 m tall person correctly ranged at 400 metres (437 yd) The PSO-1 features a reticle with "floating" elements designed for use in range estimation and bullet drop and drift compensation (see external ballistics).

  3. Telescopic sight - Wikipedia

    en.wikipedia.org/wiki/Telescopic_sight

    Telescopic sights come with a variety of different reticles, ranging from the simple crosshairs to complex reticles designed to allow the shooter to range a target, to compensate for the bullet drop, and to adjust windage required due to crosswinds. A user can estimate the range to objects of known size, the size of objects at known distances ...

  4. Reticle - Wikipedia

    en.wikipedia.org/wiki/Reticle

    Reticle of Bell & Howell Pocket Comparator Reticle accessory (PD-8) used in sniper rifles A reticle , or reticule [ 1 ] [ 2 ] also known as a graticule , is a pattern of fine lines or markings built into the eyepiece of an optical device such as a telescopic sight , spotting scope , theodolite , optical microscope or the screen of an ...

  5. Milliradian - Wikipedia

    en.wikipedia.org/wiki/Milliradian

    A milliradian (SI-symbol mrad, sometimes also abbreviated mil) is an SI derived unit for angular measurement which is defined as a thousandth of a radian (0.001 radian). ). Milliradians are used in adjustment of firearm sights by adjusting the angle of the sight compared to the barrel (up, down, left, or

  6. 28 deaths, 1 drop zone. How does this California skydiving ...

    www.aol.com/28-deaths-1-drop-zone-174133359.html

    The drop zone’s “main pilot” died of cancer about a year ago, so Dause said he took over the cockpit. Parachute Center founder William Dause taxis a plane at the Lodi Airport on Sept. 7, 2023.

  7. Drop zone - Wikipedia

    en.wikipedia.org/wiki/Drop_zone

    Drop zone in Skydive Empuriabrava, Catalonia, Spain. A drop zone (DZ) is a place where parachutists or parachuted supplies land.It can be an area targeted for landing by paratroopers and airborne forces, [1] or a base from which recreational parachutists and skydivers take off in aircraft and land under parachutes.

  8. Dropzone - Wikipedia

    en.wikipedia.org/wiki/Dropzone

    Dropzone is a horizontally scrolling shooter developed by Archer Maclean (under the name Arena Graphics) for Atari 8-bit computers and published in 1984 by U.S. Gold.It was ported to the Commodore 64, and later released for the Nintendo Entertainment System, Game Boy, Game Gear, and Game Boy Color.

  9. Advanced Combat Optical Gunsight - Wikipedia

    en.wikipedia.org/wiki/Advanced_Combat_Optical...

    Reticles have other features such as a bullet drop compensator and other different reticle shapes such as chevrons. Some ACOG models incorporate rudimentary ghost ring iron sights as a backup for targets that are within 50 m (55 yd). Most ACOG models, when mounted to a carry handle, have an open space through the mount to allow the use of the ...