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Amazon.com : 3X Barlow Lens, Metal Optical Glass Telescope Barlow Lens, Telescope Accessory, M42x0.75 Thread Interface for 1.25 Inch Astronomical Telescope Eyepieces : Electronics
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Amazon.com : 3X Barlow Lens, Metal Optical Glass Telescope Barlow Lens, Telescope Accessory, M42x0.75 Thread Interface for 1.25 Inch Astronomical Telescope Eyepieces : Electronics
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Amazon.com : Celestron 93428 X-Cel LX 1.25-Inch 3X Barlow Lens (Black) & NexYZ 3-Axis Universal Smartphone Adapter : Electronics
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Celestron 1.25" 2x 3x Barlow Lens Fully Multi Coated Metal M42x0.75 Thread Astronomy Monocular Binoculars Telescope Eyepiece - Telescope - AliExpress
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