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 $69.00In Stock
Heated dew strap for 7" telescope
NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.
This allows the user to regulate the current and temperature of the dew heater strap or dew shield.
The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)
Learn More -
AUD $55.00In Stock
Dew heater for secondary mirror - large
NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.
This allows the user to regulate the current and temperature of the dew heater strap or dew shield.
The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)
Learn More -
AUD $49.00
In Stock
Dew heater for secondary mirror - small
NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.
This allows the user to regulate the current and temperature of the dew heater strap or dew shield.
The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)
Learn More -
AUD $45.00
In Stock
Heated dew strap for eyepiece.
NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.
This allows the user to regulate the current and temperature of the dew heater strap or dew shield.
The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)
Learn More -
AUD $225.00Backorder Available
The Celestron Dew Heater Ring is the ideal dew prevention solution for your Celestron telescope.
The Dew Heater Ring permanently mounts to your 11" Celestron Schmidt-Cassegrain (manufactured 2006 or later), 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).
Learn More -
AUD $169.00Backorder Available
The Celestron Dew Heater Ring is the ideal dew prevention solution for your Celestron telescope.
The Dew Heater Ring permanently mounts to your 9.25" Celestron Schmidt-Cassegrain and EdgeHD 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).
Learn More -
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).
Learn More -
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.
Learn More -
AUD $149.00Backorder Available
Prevents dew and improves contrast - built-in heater strap gives additional protection.
NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.
This allows the user to regulate the current and temperature of the dew heater strap or dew shield.
The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)
Learn More -
AUD $139.00Backorder Available
Prevents dew and improves contrast - built-in heater strap gives additional protection
NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.
This allows the user to regulate the current and temperature of the dew heater strap or dew shield.
The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)
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)
