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. Celestron Advanced VX Mount and Tripod
    AUD $2,199.00

    In Stock

    • Holds a maximum instrument capacity of 30 lbs (13.6kg)
    • Integer gear ratios and permanently programmable Periodic Error Correction eliminates recurring track errors from the worm gear
    • New motors offer improved tracking performance & provide more power to overcome load imbalances
    • Updated industrial design offers more rigidity, less flexure and improved aesthetics
    • New design allows viewing or imaging across the meridian without interference from the motors housings
    • Improved latitude range - can be used between 7 – 77° latitude
    • Improved electronics with increased memory for future expansion
    • NexStar+ hand control offers multiple language programming (English, French, Italian, German, Spanish)
    Learn More
  2. Sirius T-ring for DSLR Camera Pentax-K
    AUD $29.00

    In Stock

    T-ring with M42 thread Learn More
  3. 50 Things to See with a Small Telescope (Southern Hemisphere Edition) by John A. Read
    AUD $29.00

    In Stock

    A handy guide to go along with your new scope! 

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  4. Celestron 1.25 Inch 90 Degree Prism Star Diagonal
    AUD $84.99

    In Stock

    • Fits telescopes with 1.25” focusers or visual backs, 90° viewing angle, best for observing objects overhead
    • Accepts standard 1.25” eyepieces, Barlow lenses, and other accessories with a 1.25” insert barrel
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  5. Celestron 1.25 Inch 45 Degree Erect Image Diagonal
    AUD $84.99

    In Stock

    • A great accessory for daytime terrestrial viewing with your telescope
    • This 1.25” diagonal produces right side up and left-to-right correct images when used with refractors and catadioptric (Schmidt-Cassegrain) telescopes
    • Inserts into 1.25” focusers or visual backs; accepts standard 1.25” eyepieces
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  6. Sirius Optics ND96 0.6 Neutral Density Moon Filter 1.25 Inch
    AUD $19.00

    In Stock

    • For use with 1.25” eyepieces.
    • More light transmission than 13%, making it great for planets.
    • Reduce glare from bright objects such as the Moon, Venus, Saturn, and Jupiter.
    • Accentuate subtle detail for the Moon and planets
    • Polar ice caps of Mars in large telescopes
    • Limb hazes and terminator clouds of Mars
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  7. Celestron NexStar 5SE Computerized Telescope
    AUD $1,749.00

    In Stock

    • 5-inch aperture provides excellent light-gathering ability at an affordable price. You’ll get impressive views of the Moon and planets, along with deep sky objects like the Orion Nebula, while retaining a compact form factor.
    • Fully automated GoTo mount with database of 40,000+ celestial objects automatically locates and tracks objects for you.
    • SkyAlign technology gets your telescope aligned and ready to observe in minutes. Even if you’re unfamiliar with the night sky, you can easily align your telescope on any three bright objects.
    • Unique single fork arm design and sturdy steel tripod all break down into separate components for easy transport and quick assembly.

    NOTE:  For solar observing we recommend the Astrozap Glass Solar Filter (Product No. 124466) for use on this telescope.

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  8. Orion Mars Map and Observing guide
    AUD $19.50

    In Stock

    • An indispensable reference guide for observing the "Red Planet"
    • Identifies Martian features using classical albedo and modern nomenclature
    • Lists all opposition and conjunction events from 2014 to 2020
    • Recommends best filters for visual observation and astrophotography of Mars
    • Plastic-laminated for durability, the Mars Map measures 25.25" x 11" when fully unfolded, and folds up to 8.5" x 11" for easy portability
    Learn More
  9. Sirius Optics Red Dot Finder Synta Support
  10. Sirius Optics Cheshire Collimator Long

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