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 $129.00Backorder Available
The Celestron Dew Heater Ring is the ideal dew prevention solution for your Celestron telescope.
The Dew Heater Ring permanently mounts to your 8" Celestron Schmidt-Cassegrain, EdgeHD, and RASA optical tube, replacing your retaining ring, so you'll never be caught without it. The installation process is quick and easy (follow the manual for instructions).
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AUD $24.99Backorder Available
The Celestron Thermistor for Smart Dewheater Controllers works in conjunction with Celestron's Smart DewHeater Controllers to allow "smart" control of third-party dew heaters.
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AUD $999.00Backorder Available
The Celestron Smart Dewheater Controller 4X uses real-time data and provides just enough power for your heaters to prevent dew from forming, prolonging battery life.
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AUD $549.00Backorder Available
The Celestron Smart Dewheater Controller 2X uses real-time data and provides just enough power for your heaters to prevent dew from forming, prolonging battery life.
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AUD $59.99Backorder Available
- Prevents dew from forming on your Schmidt-Cassegrain or EdgeHD corrector lens
- Fits 6” and 8” optical tubes
- Cutout accommodates telescope dovetail rails
- Felt-lined interior surface captures moisture and reduces stray light
- Rolls up for easy transport
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)
