A home eye test typically refers to a vision test or screening that is conducted outside of a traditional eye care facility, such as an optometrist's office or an eye clinic. These tests are designed to provide individuals with a basic assessment of their vision or detect certain eye conditions in a home setting. However, it's important to note that home eye tests are not a substitute for comprehensive eye exams performed by qualified eye care professionals.

Astigmatism is a common refractive error in the eye, and an astigmatic dial may be used to measure or correct this condition. It typically involves a dial with various lines and patterns that helps determine the degree and axis of astigmatism.

The Ishihara Color Vision Test is a widely used method to assess color blindness. It consists of a series of plates, each containing a circle of dots that form a hidden number or shape, visible only to individuals with normal color vision.

Color contrast tests evaluate a person's ability to distinguish between different colors and shades. This can be important for assessing various aspects of vision, including the ability to perceive details in different lighting conditions.

A visual field test measures the full extent of a person's peripheral vision. It is often used to detect and monitor conditions such as glaucoma or neurological disorders that can affect the visual field.

The Amsler Grid is a tool used to assess central visual field defects, particularly those related to macular degeneration. It consists of a grid of horizontal and vertical lines with a central fixation point. Patients are asked to focus on the center and report any distortions or missing areas in the grid.