Clinometer Easily calculate the height of any tall object using our great new clinometer. Simply aim, squeeze trigger, and view angle of inclination. Use some simple math and you have the height. This is an idea that stems from the Greeks since it?s all about right triangles. This simple measuring tool can be used to determine the angles of slope and height of an object with respect to gravity. It is widely used in surveying, forestry, civil engineering, and even by ski enthusiasts. Qty :