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What are the major types of optical telescopes?
Ground-based telescopes, and space telescopes. Or: refracting telescopes (main collector is a lens), and reflecting telescopes (main collector is a mirror). Or: Home telescopes (small ones), and professional ones (larger and more expensive).
Why are most modern telescopes reflecting telescopes?
Most modern telescopes are reflecting telescopes because reflecting telescopes are generally more cost-effective and easier to build at larger sizes compared to refracting telescopes. Reflecting telescopes also suffer less from chromatic aberration and can have a simpler design with fewer optical elements.
Why arent refracting telescopes bigger than reflecting telescopes?
If you are comparing the biggest telescopes in each type, that's because a large refracting telescope needs a huge lens, which gets expensive; also, the lens can't be supported, while a mirror can.
What type of telescope is more expensive?
Reflecting telescopes tend to be more expensive than refracting telescopes due to their larger mirrors and complex design. Reflecting telescopes also require more precise alignment of their optical components, which can add to the cost.
Is the design of radio telescopes very similar to the design of refracting telescopes?
No, radio telescopes and refracting telescopes have different designs and functions. Radio telescopes are designed to detect radio waves from space, whereas refracting telescopes use lenses to bend light to create images of distant objects. While both types of telescopes have a common goal of observing the universe, their designs are optimized for different wavelengths of electromagnetic radiation.
Is college expensive?
It's very, very expensive
What are the telescopes that work on earth's surface?
X-ray telescopes are used to study mainly the Sun, stars and supernovas. X-ray telescopes work better at very high altitudes on the Earth's surface.
What are the instrument used to study stars and other heavenly bodies?
Telescopes are the main instruments. There are many different types, such as radio telescopes, besides the "usual" optical telescopes. Other instruments such as spectrometers are very useful too.
What are the disadvantages of telescopes?
Some disadvantages of telescopes include limited field of view, susceptibility to atmospheric conditions such as turbulence and light pollution, and the need for regular maintenance and calibration to ensure optimal performance. Additionally, high-quality telescopes can be expensive and may require specialized expertise to operate effectively.
Are bricks expensive?
they are very expensive
What are the advantages and the disadvantages of Paris market?
very expensive very expensive
Why are porshes so expensive?
they are from overseas and they are very fast that is why they are very expensive
