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Help with AstroMaster 130 EQ-MD and celestron eyepiece and filter kit 1.25
Hello i brought the astromaster but got given the celestron eyepiece and filter kit 1.25 and the celestron collimation eyepiece my question is on how you use the eye peices and barlow eg. whats the diffrence when using a 20 mm eyepiece that came with scope to the 32 eyepeice that came with the kit and why do some of the eyepeices show image upside down?
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