Coin Grading Tutorial. View grading tutorials for currency and other collectible types. Coin grading is done both by adjectives and on a 1-70 numeric scale, and standards are developed enough that most collectors will be able to agree on how a coin should look given how the coin's grade is described.
Two point perspective drawing is a type of linear perspective. Linear perspective is a method using lines to create the illusion of space on a 2D surface. There are three types of linear perspective. One point perspective uses one vanishing point placed on the horizon line. Two point perspective uses two points placed on the horizon line.
Linear perspective is a monocular depth cue in that causes parallel lines to appear to meet at some point in the distance. The vanishing point is where the lines seem to merge. Linear perspective not only affects our judgment of depth, but also how we perceive size. To unlock this lesson you must be a Study.com Member.