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Earth Shaker - #AstroFact| COMPOUND TELESCOPES Compound or catadioptric telescopes are optical telescopes that combine both lenses and mirrors to form an image. Light enters its optical aperture and passes through a
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Gilbert light experiments for boys . Fig. 174. You make a telescope into the first and your telescope ismade (Fig. 174). Focus it on adistant object. The Compound Microscope(Fig. 175) is the