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Short response: Most astronomical telescopes make use of spherical mirrors for their objectives. What are some advantages for using...

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Physics

Short response: Mostastronomical telescopes make use of spherical mirrors for theirobjectives.

What are someadvantages for using these mirrors over a similar lens?

What issues may stillplague the image formation by these mirrors?

Answer & Explanation Solved by verified expert
4.2 Ratings (513 Votes)
The objective or primary mirror of a reflecting telescope has a concave shape The shape may be spherical parabolic or hyperbolic Spherical profile mirrors are inexpensive and easy to make More complex shapes are used to compensate for distortions in low focal ratio fast telescopes These include shape    See Answer
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