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Optical telescopes come in three types and these are further divided into more descriptive subgroups. Each type has it’s specific advantages and disadvantages and are used in different applications within the field of astronomy.
Refractors (Dioptrics)
Reflectors (Catoptrics)
Combined Lens-Mirror Systems (Catadioptrics)
The telescope mounts vary as much as the types of telescopes. Here is a listing of the more common telescope mounts.
Altazimuth (ALT-AZ) Mounts
Equatorial mounts
Other mounts
Telescopes with a unique design
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