The term "visual field test" refers to an eye exam designed to assess a person's peripheral vision. There are several synonyms used in the ophthalmic field to describe this particular type of test. The most commonly used term is "visual field examination". Other synonyms may include "perimetry" or "field test of vision". Additionally, an eye doctor may refer to this test as a "visual field analysis", "visual field perimeter test" or simply a "field test". Regardless of the terminology used, the purpose of the test remains the same, which is to evaluate the extent and quality of a person's visual field, which can be crucial in diagnosing and treating various eye conditions.