Warren-Knight Instrument Company

Provided with a light source and reticule (customer can request different designs). Used to replicate a target at infinity without parallax. Optical collimators can be used to calibrate other optical devices in need of an infinity target, to check if all elements are aligned on the optical axis, to set elements at proper focus, or to align two or more devices such as binoculars and gun barrels/gunsights. The WK-29-0701 is 7″ in diameter with a 29″ overall length; 37 lbs.