The solar simulator is the source of artificial light for use as the sun from nature for use in the study or test the science and engineering application source แสงอาทิตย์เทียม can help study the test.Try without the use of natural sunlight.Can be used to experiment within a building or in the night. And the ease of control of variable or the environment of the experiment, such as the มาทดส bake style current - voltage of solar cells.