With 1998's Cowboy Bebop, one of the most acclaimed anime TV series ever (go read the comments index for it here on IMDb if you don't believe me!), Shinichiro Watanabe became a creative force to watch out for.
Angle finders use two hinged arms and an integrated protractor-like scale or digital device to read the angles of both inside and outside corners.When using an angle finder, the surface you are checking must be free of high spots and debris, and the protractor arms must be straight to ensure an accurate reading.ngle finders use two hinged arms and an integrated protractor-like scale or digital device to read the angles of both inside and outside corners.
Given a starting point from dead reckoning (calculations based on speed, time, and direction) or a sextant reading, you would track the boat's direction (with a compass) and speed (with a log) to continue to know the boat's position. Now, however, most mariners use a marine GPS chartplotter to navigate.ome handheld GPS units also are plotters, if they show the position of the boat on a chart. A GPS unit that provides the position only in longitude and latitude is not considered a plotter. For all types of plotters, the general principles are the same: 1  The screen shows a nautical chart.