Angles are based on parts of a full turn, which is 360°. A quarter turn is 90° and is called a right angle. A half turn is 180° and is known as a straight angle (or angle on a straight line).

If you don’t want to miss a thing, you need a 360 camera. With a pair of lenses facing in opposite directions, the best 360 cameras shoot and stitch spherical video. This means you can capture ...