What is the most important parameter of the telescope lens when observing extended space objects?
| September 21, 2020 | Education
Geometric aperture ratio of a telescope, defined as the ratio of the square of the diameter of the telescope objective to the square of its focal length. The higher the telescope aperture, the brighter the image of an extended object.
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.