When we begin using the telescope for the evening, we typically begin by using the 25mm eyepiece, even though there are three other eyepieces available to us (25mm, 18mm, 12.5mm, 9mm). Why do we start with the 25mm eyepiece?
a. It has the smallest magnification and the largest field of view.
b. It has the highest magnification and the largest field of view.
c. It has the smallest magnification and the smallest field of view.
d. It has highest magnification and largest field of view. Trick Question.
e. We always start with the 9mm eyepiece instead.