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 $949.00Backorder Available
- Aperture: 200mm (8-inch)
- Focal Length: 800mm – f/4.0
- Highest practical power: 410x
- Resolving power (arc sec.): 0.6
- Focuser: Crayford 2-inch Dual speed with 1.25 inch adaptor
- Optical Tube: Steel powder coated finish
- Mounting plate and tube rings: YES
- Piggyback bracket included with mounting rings
- Finderscope 8X50
- Excellent adjustable mirror mounting cell and superbly made 8-inch fully coated diffraction-limited pyrex paraboloidal mirror.
- Eyepiece not included.
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AUD $69.00Backorder Available
- A customizable way to reduce brightness and glare on the brightest celestial objects like the Moon, Venus, and bright double stars
- Adjust the level of light transmission from 1-40% for the best possible view for your specific target and current viewing conditions
- Simple to use—just rotate filter’s lower ring to adjust brightness
- Threads onto any Celestron 1.25” eyepiece
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AUD $3.95Backorder Available
Our outer space stampers are BPA free, non-toxic and passed CPSIA and ASTM testing. Approx. stamper size: 1.5 inches tall, 1 inch in diameter Learn More -
AUD $7.90Backorder Available
Gold tone enamel keychain. Learn More -
AUD $7.90Backorder Available
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AUD $7.90Backorder Available
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AUD $65.00Backorder Available
Follow the compelling epic story of mankind's exploration of the final frontier with a foreword by Buzz Aldrin. Learn More -
AUD $35.00Backorder Available
How the Universe works - and how we explore it - explained in simple words and clever graphics.
The clearest, most visual guide to space and the Universe for complete beginners to astronomy.
Learn More -
AUD $89.00Backorder Available
This white-light solar filter enables you to observe the sun safely with your Saxon 8" Dobsonian or Newtonian.
Learn More -
AUD $39.99Backorder Available
Wipe away dust, dirt, fingerprints and other particles on your lenses to see clearly with the Celestron Lens Cleaning Kit. Learn More
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)
