gunsight
Crosshairs viewing apparatus
A gunsight is a device on a firearm or artillery piece used to aim at a target.
Most gunsights align the shooter's eye with the barrel through notches, posts, or crosshairs.
Modern variants include telescopic sights, laser sights, and electronic red-dot sights.
He adjusted the gunsight before taking the shot.
Intersecting sighting lines
- reticleOptical sighting pattern
- target acquisitionLocating and identifying an objective
- leadDense metal, symbol Pb
- trackingMonitoring location over time
focus · zeroing · holdover · snap shooting · target lock · bead · notch · aperture
Calibrating to baseline
- windageAir current interference
- elevationHeight above reference point
- adjustmentAlteration to improve fit
- clickBrief sharp noise
MOA · mil · turret · knob · boresight · point of impact · grouping · dope
Extent or range
- lensLight-focusing curved glass
- magnificationDegree of visual enlargement
- eyepieceLens you look through
- ocularOf the organ of sight
objective lens · reticle · zoom · diopter · parallax · field of view · tube · turret
Degree of correctness
- precisionAccuracy of measurement
- bullseyeExact center target
- groupingArrangement by shared traits
- shot placementWhere a projectile strikes
trigger control · breathing · steady hold · follow-through · marksman · sharpshooter · sniper · rifleman
Fixed aiming posts on firearms
- bladeFlat cutting edge
- beadPierced ornament for threading
- flip-upHinged to swing upward
- mountingSteadily increasing in degree
front post · rail · rings · base
Path of moving object
- bullet dropGravity's effect on ammunition
- rangefinderInstrument measuring observer-to-target distance
- holdoverRemainder from prior period
- velocityDirected rate of motion
crosshairs
Intersecting sighting lines
- reticleOptical sighting pattern
- target acquisitionLocating and identifying an objective
- leadDense metal, symbol Pb
tracking · focus · zeroing · holdover · snap shooting · target lock · bead · notch · aperture
zeroing
Calibrating to baseline
- windageAir current interference
- elevationHeight above reference point
- adjustmentAlteration to improve fit
click · MOA · mil · turret · knob · boresight · point of impact · grouping · dope · fine-tuning
scope
Extent or range
- lensLight-focusing curved glass
- magnificationDegree of visual enlargement
- eyepieceLens you look through
ocular · objective lens · reticle · zoom · diopter · parallax · field of view · tube · turret · holographic
accuracy
Degree of correctness
shot placement · trigger control · breathing · steady hold · follow-through · marksman · sharpshooter · sniper · rifleman · prone
iron sights
Fixed aiming posts on firearms
front post · mounting · rail · rings · base
trajectory
Path of moving object
- bullet dropGravity's effect on ammunition
- rangefinderInstrument measuring observer-to-target distance
- holdoverRemainder from prior period
velocity · distance · arc · compensation · environmental factors
- gun sightsiron sights, scope, crosshairs, reticle, red dot
gunsightblinder
Horse's vision restrictor
camouflage · smoke screen · concealment · cover · fog