Refracting and reflecting telescopes form an image that is small, inverted, and difficult to observe directly; therefore, an eyepiece is normally used to magnify the image and make it convenient to view.
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Q1: Which part of a telescope is responsible
Q3: Which form of electromagnetic radiation is able
Q4: Space-based telescopes carrying long-wavelength infrared detectors must
Q5: Reflecting telescopes suffer from chromatic aberration because
Q6: Short-focal-length lenses and mirrors must be strongly
Q7: What does chromatic aberration separate within refracting
Q8: All telescopes must be operated on site
Q9: Why are X-rays and gamma rays considered
Q10: What does a refracting telescope use to
Q11: Refracting telescopes use a mirror to gather
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