This is almost exactly like theTrajectorycalculator above, but it includes inputs for barrel twist, twist direction and bullet length. These values are used to calculate spin drift using an approximation developed by Bryan Litz and published in his book,Applied Ballistics for Long Range Shooting. ...
These units solve the equations of motion and do not use approximate methods to find the ballistics solution. For more information, or to purchase, contact the manufacturer at RIANOV™ RIANOV Eagle A weapon mounted Ballistic Calculator that communicates with the STORM and RULR laser range ...
The new RIANOV Eagle 23 from Precision Targeting LLC. Features JBM Ballistics in a weapon mounted platform with environmental sensors and iPhone App. RIANOV™ Eagle 23 with Remote