What is the focal length of its eyepiece

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Reference no: EM13262558

If an astronomical telescope has the magnification of -32.0 ? and its objective lens has a focal length of 77 cm, what is the focal length of its eyepiece?

What is the overall length of the telescope when adjusted for a relaxed eye?

Reference no: EM13262558

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What is the focal length of its eyepiece : If an astronomical telescope has the magnification of -32.0 ? and its objective lens has a focal length of 77 cm, what is the focal length of its eyepiece

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