Accurizing
Videos
Accurizing is the process of improving the accuracy and precision of a gun.
Ruger 10/22 carbines, before accurizing (top) and after (below). Externally visible changes are the target-style stock, the more vertical thumbhole grip, the free-floated bull barrel, and a muzzle brake.
Sample 5-shot group measuring about 7 mm (0.28 in) at 91 m (100 yd), which corresponds to an angular size of about 0.08 mrad (0.26 moa).
Same rifle and load, 25 shots at 91 m (100 yd). Note that the group size is about double, measuring about 15 mm (0.59 in) at 91 m (100 yd), which corresponds to an angular size of about 0.15 mrad (0.51 moa).
A Crosman air pistol trigger mechanism, unmodified (top) and with a sear engagement adjustment (bottom).
Dry fire
Videos
Dry firing is the act of activating the shooting mechanism of a bow, crossbow, firearm, airgun or other ranged weapons without actually launching out any projectiles. The expression is also used to re
Gun storage boxes for civilian visitors at a courthouse in Prague, Czech Republic. Before storing, the gun is aimed at the gun clearing trap (left, red), it is unloaded and dry fired. The bullet trap is constructed so as to safely contain a fired bullet in case the operator mistakenly left a round in the chamber. Loading of firearm when leaving is also conducted while aiming into the bullet trap, without engaging trigger.
Two laser pistols.
Laser beams: Red (650 nm) 100 mW, green (532 nm) 50 mW, and violet (405 nm) 150 mW.