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Rediscovering my telescope, this part of the focus knob is loose and won't stay on. Is there a way to fix this? Its an Orion Astroview 90mm EQ : r/ telescopes
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Lot - BRASS AND NICKEL-PLATED TELESCOPE ON TRIPOD With threaded adjustment knob. Unmarked. Optics in working order. Length extended 41".
Dartwood Astronomical Telescope - 360° Rotational Telescope - Multiple Eyepieces Included For Different Zoom (black/white) : Target
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Amazon.com : Celestron Inspire 100AZ Refractor Smartphone Adapter Built-In Refracting Telescope, Blue (22403) : Electronics
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