Human obtain the outside information mainly from the visual system which is important in human work and life. To improve or recover visual function is the most important indicator in clinical treatment

and visual function testing has special meaning in ophthalmology. The animal models are the key transformation from basic research to clinical outcome. Visual function testing in laboratory animals is also a very important indicator in animal study. For example

psychophysical methods are the main means to check human vision function

but not suitable for animals. Therefore

it needs to focus on research of visual function in animals and application of visual function testing in laboratory animals.