Telescopes & Astronomy
Beginner Telescopes
Buying your first telescope? Browse our curated selection of beginner telescopes.
Shop by Use
What will you use your telescope for? Explore the many uses of different types of telescopes.
Shop by Type
Choose your telescope by optical design or learn more about the different types of telescopes.
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AUD $15.00In 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 10mm 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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AUD $20.00In 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 35mm 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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AUD $199.00In 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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AUD $179.00In 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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AUD $119.99In 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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AUD $29.00In Stock
90 Degree Mirror Diagonal (Plastic)
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AUD $19.00In Stock
The Sirius Vixen Dovetail Bar 12cm provides a secure and reliable mounting solution for your telescope, allowing quick attachment and detachment from Vixen-style dovetail mounts. Crafted from durable materials for long-lasting performance, this compact 12cm bar is ideal for smaller optical tubes and ensures a stable connection for smooth, worry-free observing sessions.
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AUD $599.00In Stock
Save some space in your home for the saxon 90/1250 EQ Observatory Cassegrain Telescope.
This short-tube Maksutov-Cassegrain telescope comes with an aperture of 90mm and a focal length of 1250mm. You'll be amazed by the bright, magnified views of the Moon's rocky surface, planets, star clusters, double stars and nebulae through this scope. Enjoy a stable viewing experience with the scope's sturdy German Equatorial mount with adjustable aluminium tripod, which allows for easy adjustments when viewing your intended sky object.
The portable saxon 90125EQ Observatory Cassegrain Telescope weighs just over 10 kg, making it a great addition to your stargazing journey.
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AUD $94.99In Stock
- Instantly transform your normal Celestron 6” Schmidt-Cassegrain telescopes(6" SCT) into a yellow-light solar telescope (complete list of 6" SCT look in description section)
- ISO compliant solar safe film protects your eyes when viewing the sun, unlike some other filters on the market
- Solar film produced in the USA by American Paper Optics, one of the suppliers recommended by NASA for safe solar viewing
- Designed from the telescope’s lens cap for a snug fit, each filter includes two safety Velcro straps and four self-adhesive Velcro pads for safely securing your solar filter in place
Why buy from Sirius Optics
Queensland's largest telescope showroom and warehouse
Run by astronomers and nature lovers, not sales people
Expert advice and lessons
Secure checkout with multiple payment options
30 day returns (T&Cs apply)
