Sometimes, under good atmospheric conditions, a blue filter is used to observe bright, close binary stars. Why is this done?
| September 15, 2020 | Education
Blue rays have a shorter wavelength and, as a result, a smaller diffraction disk.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.