The nikon laser forestry pro rangefinder is the next model up from nikons rangefinder 550 offering a measurement range from 10 500meters 11 550 yd and is equipped with a new three point measurement capability this newly added function enables a user to obtain the height of a tree even when the top or base of a tree is blocked by branches or bushes preventing the use of conventional separation measurement where the laser beam is required to reach those points the easy to use forestry pro e