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 $39.00In Stock
Fine-tune your imaging train's back-focus distance with this 11-piece M42 stainless steel spacer ring set, featuring thicknesses from 0.02 mm to 1.0 mm. Combine multiple shims to achieve precise spacing adjustments down to hundredths of a millimetre—essential for eliminating star elongation and field curvature when using field flatteners, coma correctors, and reducers. Durable 304 stainless steel construction ensures each ring stays flat and rigid for years of reliable use.
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AUD $249.95In Stock
Suitable for Binoculars, Spotting Scopes and Cameras.
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AUD $329.00In Stock
A high-capacity 42Ah lithium power tank designed for telescopes. Includes mount cables, red LED light, USB/AC outputs, and solar charging support—ideal for astronomy retailers and mobile setups.
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AUD $169.00In Stock
Meet the saxon 9x50 Right Angle Correct Image Finderscope, equipped with a dual bracket holder and precise alignment screws for stability. Featuring a 50mm objective lens and 9x magnification, it delivers clear, upright images with correct orientation. Say goodbye to bending and neck strain with its 90-degree design.
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This finderscope includes an achromatic lens and cross-hair reticle for sharp visuals. Its dual bracket design with 6 alignment thumbscrews ensures easy setup on your refractor, reflector, cassegrain, or Dobsonian telescope, enhancing your observation experience.
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AUD $6.95In Stock
Show off your love for the cosmos with this vibrant Jupiter Planet Acrylic Pin — a lightweight, durable accessory perfect for backpacks, jackets, or lanyards. Featuring a stunning depiction of the gas giant's iconic swirling bands, this pin makes an ideal astronomy gift for space enthusiasts, students, and stargazers alike.
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AUD $6.95In Stock
Show off your love for the cosmos with this Saturn Planet Acrylic Pin, a stylish and lightweight accessory perfect for jackets, bags, and lanyards. Featuring a vibrant, eye-catching design of the ringed planet, it makes an ideal gift for astronomy enthusiasts, space lovers, and stargazers of all ages.
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AUD $6.95In Stock
Show off your love for the solar system's most distant planet with this vibrant Neptune Planet Acrylic Pin. Lightweight and durable, this eye-catching pin makes a perfect accessory for jackets, bags, or lanyards — and an ideal gift for any astronomy enthusiast or space lover in your life.
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AUD $6.95In Stock
Show off your love for the second planet from the Sun with this stunning Venus Planet Acrylic Pin. Lightweight and durable, this vibrant pin makes a perfect accessory for jackets, bags, or lanyards—and an ideal gift for astronomy enthusiasts, space lovers, and stargazers of all ages.
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AUD $6.95In Stock
Add a touch of woodland charm to your jacket, bag, or hat with this beautifully crafted Snowy Owl Acrylic Pin. Featuring a striking snowy owl design with vibrant, eye-catching detail, this lightweight pin makes a perfect gift for bird lovers and nature enthusiasts alike.
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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
Expert advice and lessons
Secure checkout with multiple payment options
30 day returns (T&Cs apply)
