Telescopes & Astronomy

Beginner Telescopes
Kids' Telescope

Buying your first telescope? Browse our curated selection of beginner telescopes.

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Telescope Use

What will you use your telescope for? Explore the many uses of different types of telescopes.

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Cassegrain Telescope

Choose your telescope by optical design or learn more about the different types of telescopes.

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  1. Sirius Optics 2 Inch 70 Degree 38mm Eyepiece
    AUD $159.00

    In Stock

    Sirius 2 " 38mm 70 Degree Eyepiece

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  2. Sirius Optics Plossl 10mm Eyepiece 1.25 Inch
  3. Sky-Watcher 70 Deg Long Eye Relief 22 Mm
    AUD $199.00

    In Stock

    Skywatcher's stylish new soft rubber-clad 70° super wide angle eyepieces are constructed from 8 lens elements and are fully multi-coated throughout. The 3.5mm, 5mm, 8mm, 13mm and 17mm versions feature a cleverly designed dual-fit barrel that enables them to be used in both 1.25” and 2” focusers. The 22mm and 32mm versions have a 2" barrel. Oversized eye lens elements and soft twist-up rubber eyecups provide comfortable viewing. Eye relief is a generous 20.6mm. The 3.5mm, 5mm 8mm 13mm & 17mm focal lengths feature dual-fit barrels and are threaded for 1.25” filters. The 22mm and 32mm have 2" barrels that are threaded for 2" filters. Learn More
  4. Sky-Watcher 70 Deg Long Eye Relief 17 Mm
    AUD $199.00

    In Stock

    Skywatcher's stylish new soft rubber-clad 70° super wide angle eyepieces are constructed from 8 lens elements and are fully multi-coated throughout. The 3.5mm, 5mm, 8mm, 13mm and 17mm versions feature a cleverly designed dual-fit barrel that enables them to be used in both 1.25” and 2” focusers. The 22mm and 32mm versions have a 2" barrel. Oversized eye lens elements and soft twist-up rubber eyecups provide comfortable viewing. Eye relief is a generous 20.6mm. The 3.5mm, 5mm 8mm 13mm & 17mm focal lengths feature dual-fit barrels and are threaded for 1.25” filters. The 22mm and 32mm have 2" barrels that are threaded for 2" filters. Learn More
  5. Sirius Optics 80 Degree 16mm Eyepiece 1.25 Inch
  6. Sirius Optics Plossl 30mm Eyepiece 1.25 Inch
  7. Sirius Optics Plossl 12.5mm Eyepiece 1.25 Inch
  8. Sirius Optics 70 Deg 20mm Eyepiece 1.25 Inch
  9. Orion 28mm Deep View Telescope Eyepiece 2 Inch
    AUD $155.00

    In Stock

    • This big, 2" eyepiece with 28mm focal length offers bright, sharp and pleasing views of deep-space objects
    • 3-element lens design with multi-coatings for efficient light transmission
    • Eye relief is a long 20mm, particularly attractive to eyeglass wearers
    • Delightfully free of pincushion distortion and chromatic aberration
    • Threaded for use with 2" eyepiece filters
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  10. Orion 12.5mm Edge-On Planetary Eyepiece 1.25 Inch
    AUD $199.00

    In Stock

    • High-magnification 12.5mm focal length 1.25" Edge-On Planetary eyepiece designed for exceptional views of the Moon and planets as well as compact celestial objects
    • Flat field design ensures sharp focus out to the edge of their wide 55deg apparent field of view
    • Barrel distortion and field curvature commonly seen in standard eyepiece designs are delightfully absent in the 12.5mm Edge-On Planetary
    • Telescope eyepiece features a long 20mm eye relief for comfortable viewing even with eyeglasses on
    • This amazingly affordable Orion Edge-On eyepiece won't have you on edge financially!
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