Binoculars

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Two Types Of Telescopes

Telescopes come in two types. One is the refractor telescope, and the second one is the reflector telescope. The type of telescope is determined by that part of it that gathers light. This part is called the objective. The two kinds of telescopes use different objectives. A refractor uses glass lenses as its objective while the reflector uses a mirror. When light touches the mirror in the reflector, it is reflected to another surface hence the name reflector.

The refractor telescopes were the first telescope ever to be built. It uses glass lenses to focus light and gather it. It … Read the rest

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