One Advantage of Using a Cassegrain Telescope Is That

question 23

Multiple Choice

One advantage of using a Cassegrain telescope is that

• A) larger mirrors can be used with a Cassegrain telescope than with a Newtonian telescope of similar size.
• B) Cassegrain telescopes use spherical mirrors, which are easier to manufacture than the parabolic mirrors required by other telescopes.
• C) Cassegrain telescopes have holes cut out of their primary mirrors to make them lighter.
• D) observing equipment mounted on a Cassegrain telescope is more balanced and stable than if it were mounted on a Newtonian telescope.

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