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 Counterweight Bag
    AUD $39.00

    In Stock

    Heavy Duty padded Carry Bag.

    Fits 2x 5kg Counterweights, such as the HEQ5/ EQ6/ EQ6-R and AZ-EQ6 Counterwieights.

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  2. Sirius Optics Constellation Umbrella
    AUD $19.00

    In Stock

    A bright blue umbrella with the constellations printed on the underside. A great gift idea. Learn More
  3. Sirius Optics 1.25 Inch to C/CS Mount
    AUD $19.00

    In Stock

  4. Sirius Optics LRGB Filter Set 1.25 Inch
    AUD $149.00

    In Stock

    1.25" LRGB Filter Set for Colour imaging with Monochrome Cameras.

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  5. Sirius Optics Colour Filter No. 21 Orange 1.25 Inch
    AUD $19.00

    In Stock

    • For 1.25" eyepieces

    Enhances:

    • Dust storms, surface plains and Maria on Mars
    • Cloud belts, polar regions, loops, festoons, and ovals on Jupiter
    • Cloud belts and polar regions on Saturn
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  6. Sirius Optics Plossl 10mm Eyepiece 1.25 Inch
  7. Sirius Optics Colour Filter No. 8 Light Yellow 1.25 Inch
    AUD $19.00

    In Stock

    The Sirius Optics Colour Filter No. 8 Light Yellow (1.25") enhances planetary detail by improving contrast on Jupiter's red and orange belt features and bringing out the blue Maria on Mars. It also reduces scattered light and highlights yellow dust clouds, making it an essential filter for dedicated planetary observers.

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  8. Sirius Optics Colour Filter No. 12 Yellow  1.25 Inch
  9. Sirius Optics Colour Filter No. 47 Violet 1.25 Inch
    AUD $20.00

    In Stock

    Enhances:

    • Lunar detail
    • Polar ice caps of Mars in large telescopes
    • Polar regions on Saturn
    • Limb hazes and terminator clouds of Mars
    • Clouds and atmospheric haze on Venus, reduces glare
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  10. Sirius Optics UHC Skyglow Broadband CLS Filter 1.25 Inch

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