Category: Telescopes
Catadioptric Telescope

Catadioptric Telescope

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Catadioptric telescopes such as Schmidt-Cassegrain or Maksutov-Cassegrain, use lenses and mirrors to gather and focus the visible light from the object. Catadioptric ...

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Reflector Telescope

Reflector Telescope

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A reflector telescope or reflecting telescope has a concave mirror that gathers light from the object. Its most common form is the Newtonian reflector (invented by Isaac Newton), ...

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Refractor Telescope

Refractor Telescope

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A refractor telescope or refracting telescope, also known as dioptric telescope, is a type of optical telescope that uses a lens to form an image. This type of telescope has at ...

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Types of Catadioptric Telescopes

Types of Catadioptric Telescopes

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Catadioptric Telescopes gives best of both Refractor and Reflector telescopes. They use both lens and mirror as light gathering and focusing devices.  The Maksutov-Cassegrain and ...

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The difference between Refractor and Reflector telescopes

The difference between Refractor and Reflector telescopes

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The telescopes that uses lenses instead of mirrors to gather light are called as Refractor Telescopes. They produce high-contrast images with sharp and crisp views of the ...

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What is an Optical Telescope?

What is an Optical Telescope?

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In its simplest terms, an optical telescope is one that is designed to collect light in the visible spectrum of electromagnetic radiations. In other words, light that can be seen ...

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X-ray and Gamma-ray Telescopes

X-ray and Gamma-ray Telescopes

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Very hot or more energetic objects in space can emit x-rays and the hottest or most energetic objects in space give off gamma-rays, the most energetic waves we know. X-rays and ...

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What are Infra-Red Telescopes?

What are Infra-Red Telescopes?

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Objects that are cooler than stars don’t give off visible light, but they often give off infra-red waves (sometimes called heat waves). One of the biggest problems with trying to ...

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What is a Radio Telescope?

What is a Radio Telescope?

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There are objects and processes in the universe that put out natural radio waves. Radio telescopes look at very long wavelength light, the radio frequency portion of the ...

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What is Telescope?

What is Telescope?

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A telescope is an instrument for collecting radiations or light from the distant objects in space. Telescopes have been one of the most awe-inspiring instruments to not only ...

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