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Alstar Astronomical T2-Extension Tube Kit for Cameras and eyepieces - Length 5mm 10mm 20mm 40mm - M42x0.75 on Both Sides

KWD 24.500
Brand
A ALSTAR
Category
Telescopes
Weight
74 g
– 1 +

Special Features

  • Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners.
  • The required spacing can be achieved by combining several extenders of differing lengths,you can use 1 piece, 2 pieces , 3 pieces or 4 pieces of the extension rings as you like.
  • Male thread - M42*0.75. Female thread - M42*0.75,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.
  • All metal construction and anodizing aluminium process for long time use.

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