Everything You Wanted to Know About Business and Were Too Embarrassed to Ask
Stand alone for your mom’s interpretation The refractor telescope uses a convex lens to focus the light on the eyepiece. The reflector telescope has a concave lens which means it bends in. It uses mirrors to focus the image that you eventually see. Collimation is a term for how well tuned the telescope is to … Everything You Wanted to Know About Business and Were Too Embarrassed to Ask