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![A terrestrial telescope of magnification +20 is to be constructed with two lenses. The object's focal length is 500 mm. You must determine the characteristics of the eyepiece lens, and then answer. A terrestrial telescope of magnification +20 is to be constructed with two lenses. The object's focal length is 500 mm. You must determine the characteristics of the eyepiece lens, and then answer.](https://homework.study.com/cimages/multimages/16/eeee4318740387029391013984.png)
A terrestrial telescope of magnification +20 is to be constructed with two lenses. The object's focal length is 500 mm. You must determine the characteristics of the eyepiece lens, and then answer.
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Guide to Choosing the Best Telescope Eyepieces for Viewing Planets & Deep Sky Objects | High Point Scientific
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