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 Eyepiece and Filter Kit - 2 Inch
    AUD $749.00

    In Stock

    • This Celestron 2” Eyepiece and Filter Kit includes all the accessories you need to start using 2” eyepieces on your Schmidt-Cassegrain or refractor telescope
    • You’ll get a 2” Mirror Diagonal, three E-Lux 2” eyepieces, a 2” 2X Barlow Lens, five colored filters to improve observations of the planets, and a foam-fitted aluminum carry case
    • The 2” 90° Mirror Diagonal accepts 2” eyepieces, and attaches to the rear cell of SCT’s.  An adapter is included for use with refractor telescopes.
    • Celestron E-Lux eyepieces are a 3-element, fully multi-coated design.  You’ll get a 26 mm, a 32 mm, and a 40 mm, for a great choice of magnification and field of view.  Multiply your options by 2X when you use your 2” eyepieces with the included 2X Barlow.
    • The most popular planetary filters are included in this kit.  They are threaded to attach to most any 2” eyepiece or accessory.   
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  2. Celestron EdgeHD 925 OTA - CGE

    Regular Price: AUD $5,499.00

    Special Price AUD $4,749.00

    In Stock

    Experience our best optical performance with EdgeHD’s aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today’s largest imaging sensors and widest eyepieces

    The aluminum optical tube is fitted with tube vents which features an integrated 95-micron mesh filter that allows hot air to be released from behind the primary mirror. Mirror support knobs hold the mirror in place and reduce image shift during imaging

    Versatile design accommodates 2 focal ratios: native f/10 or ultra-fast f/2 imaging with a removable secondary mirror and third-party accessories

    Celestron’s premium StarBright XLT coatings provide maximum light transmission

    A 9x50 finderscope, 2” mirror diagonal for more comfortable viewing, and wide-angle 23 mm Luminos 2" eyepiece are all included.

    For customers wishing to fit solar filters, the outside OTA diameter is 272 mm.

    NOTE: For solar viewing the Astrozap Glass Solar filter (Product No. 124446) is recommended.

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  3. Celestron EclipSmart Solar Filter - PS70AZ PS70EQ TS70
    AUD $44.99

    In Stock

    • Instantly transform your normal PowerSeeker 70 (AZ & EQ) and Travel Scope 70 telescope into a white-light solar telescope
    • Solar film produced in the USA by American Paper Optics, one of the suppliers recommended by NASA for safe solar viewing
    • ISO Certified - proprietary Solar Safe material allows you to safely view the August 21, 2017 North American total solar eclipse
    • Designed from the telescope’s lens cap for a snug, safe fit via 3 safety screws.  Safety cap protects outer surface of filter when not in use
    • Also fits saxon and Sky-Watcher 70mm refractors. 
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  4. Sirius Vixen Dovetail Bar 12cm
    AUD $19.00

    In Stock

  5. Sirius Optics 8-24mm Zoom Eyepiece 1.25 Inch
  6. Astrozap Glass Solar Filter 295-302mm
    AUD $329.00

    In Stock

    These are safe full aperture (sometimes referred as clear aperture) solar filters. This means that it allows the most light possible into the telescope because it allows the full aperture of your telescope to be viewed. The full aperture allows the best possible daytime viewing when there is minimal atmospheric turbulence.

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  7. Celestron 48mm T-Adapter For EdgeHD 9.25 11 and 14
    AUD $119.99

    In Stock

    • Attaches directly to the rear cell of the larger Edge optical tubes
    • Produces better illumination for today's larger full-frame imaging sensors, all the way to the corners
    • Reduces vignetting–darkening around the edges of the image sensor–by providing unobstructed light to the camera
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  8. saxon 9x50 Finderscope with Bracket
    AUD $179.00

    In Stock

    The saxon 9x50 Finderscope with Bracket will help you pick out your target and align your telecope to it. Increased magnification means that you will be able to see more and deeper.

    Spend some time with the saxon 9x50 Finderscope with Bracket so you can spend more time observing.

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  9. Sirius 2 Inch Dielectric Mirror Diagonal with SCT Adapter
    AUD $199.00

    In Stock

    Highest quality 2-inch Dielectric mirror diagonal with 99% reflectivity. Diagonal comes with 1.25-inch adapter and SCT adapter.

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  10. M48 20mm Spacer Ring
    AUD $20.00

    In Stock

    Getting your back-focus distance right is essential for sharp, well-corrected astrophotography and sometimes you need more than thin shims to bridge the gap. This M48 x 0.75mm aluminium alloy spacer ring provides 20mm of solid, threaded spacing to help you build out your imaging train with precision. Also available in various sizes to suit your specific setup requirements.

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