Question

Generally, advertisements for optical (visible light) telescopes frequently give a magnification for the instrument. Unfortunately, this is really not the best information to provide to consumers. Given what you've read about telescopes, identify at least one piece of information that advertisers should cite as criteria by which to evaluate a telescope? Explain your answer.

Answer 1

magnification isn't everything in case of telescope that is generally shown in advertisement. It is the aperture that is crucial for any telescope because it will decide the clarity of picture and larger aperture means larger light is falling on telescope and hence you will get better image