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 $259.00In Stock
- Enjoy wide 82º views with Celestron Luminos Eyepieces.
- Retractable eyecup pops up when you need it, drops down when you don’t.
- Sturdy anodized aluminum barrels are threaded for filters.
- A rubber grip keeps the eyepiece securely in your hands, even when it’s cold or you have gloves on.
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AUD $289.00In Stock
- 1.25", 90-degree mirror diagonal features sophisticated dielectric coatings with highly efficient 99% reflectivity for peak performance
- Twist-tight clamping mechanism grips inserted eyepieces more securely than typical thumbscrew-equipped diagonals - without scratching!
- Durable dielectric mirror coatings provide higher reflectivity for maximum brightness and contrast
- Machined and anodized aluminum housing features machine-threaded glare baffles to eliminate glare for great performance
- Nosepiece barrel threaded to accept 1.25" filters
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AUD $15.00In Stock
M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 40mm spacer can help you achieve precise back-focus spacing in your imaging train.
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AUD $15.00In Stock
M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 20mm spacer can help you achieve precise back-focus spacing in your imaging train.
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AUD $15.00In Stock
M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 10mm spacer can help you achieve precise back-focus spacing in your imaging train.
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AUD $15.00In Stock
M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 3mm spacer can help you achieve precise back-focus spacing in your imaging train.
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Why buy from Sirius Optics
Queensland's largest telescope showroom and warehouse
Run by astronomers and nature lovers, not sales people
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