Device for projecting a flat beam of diverging laser rays
Device for the securement of a sighting instrument within the bo
Device of and method for visual fixation of signal markers...
Device to locate communication satellites
Digital vertical level indicator for improving the aim of...
Direct reading grade rod with a sliding scale
Direction indicator
Distortion detection device, notably for motor vehicle frames
Diurnal solar event triggering mechanism
Drill guide and support therefor
Drill sight for an electric hand drill
Drive device for aligning a theodolite
Drive-in, drive-out vehicle alignment system
Drive-in, drive-out vehicle alignment system
Drum screw with measuring drum for a sextant
Dual axis single motor platform adjustments system
Dual axis single motor platform adjustments system
Dual interchangeable type bow sight
Durable sight system for a firearm
Dynamic axle alignment system onboard a vehicle