Gosky Astronomical Extension Tube Kit - T2 Extension Ring Adapter for Cameras and Eyepieces - Length 5mm 10mm 12mm 20mm - M42x0.75 on Both Sides

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Gosky Astronomical Extension Tube Kit - T2 Extension Ring Adapter for Cameras and Eyepieces - Length 5mm 10mm 12mm 20mm - M42x0.75 on Both Sides
Gosky Astronomical Extension Tube Kit - T2 Extension Ring Adapter for Cameras and Eyepieces - Length 5mm 10mm 12mm 20mm - M42x0.75 on Both Sides
Features
  • All metal construction and anodizing aluminium process, durable for long time use
  • Male thread - M42x0.75. Female thread - M42x0.75,eliminates a range of focusing problems
  • The extension tube has a T2 interior thread and a T2 exterior thread for elegantly solving spacing problems in astrophotography
  • Includes 4 different lengths - 5mm, 10mm, 12mm & 20mm. The required spacing can be achieved by combining several extenders of differing lengths,you can use 1 pcs, 2 pcs , 3 pcs or 4 pcs of the extension rings as you like
  • Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners

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