Orion
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AUD $199.00In Stock
- Turn any refractor or Cassegrain telescope into a high-performance daytime spotting scope with our Deluxe 45-deg Correct-Image Diagonal
- High-quality prism diagonal provides a comfortable, 45-deg viewing orientation for great daytime terrestrial views
- Sporting a 27mm clear aperture, multi-coated prism, our Deluxe 45-deg Correct-Image Diagonal provides sharp views that are right-side-up and correct left-to-right
- 3 arcsecond tolerance prism is 35% larger than prisms used in other models, providing a wider, more pleasing view
- Not recommended for use with Newtonian reflector telescopes
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AUD $139.00In Stock
- Reduce the amount of time spent waiting for your big GoTo Dobsonian to reach thermal equilibrium with the Orion Three-Fan Cooling System
- Three-fan set custom designed to fit the Orion XX14i IntelliScope, XX14g GoTo and XX16g GoTo Dobsonian primary mirror cells
- Enjoy optimized visual performance quickly
- Each fan boasts 33.4 CFM (cubic foot per minute) air flow to help significantly accelerate cooling of your Dobsonian telescope's optics
- Quiet fans operate without vibrations
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AUD $29.00In Stock
- Jigsaw puzzle featuring a dazzling photographic image of the Great Orion Nebula and surroundings
- 250 pieces, finished size 12" x 18"
- A beautiful but challenging puzzle to assemble. Can you do it?
- Seriously spacey fun for the whole family; makes a great gift for space enthusiasts
- Comes in re-sealable polybag (not a box), with color reprint inside to use for reference
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AUD $449.00In Stock
- With fully multi-coated 8-element optics, this 6mm focal length telescope eyepiece will amaze you with true-color views of the night sky
- Orion LHD eyepieces feature high-index, low-dispersion lanthanum glass to eliminate chromatic aberrations for exceptionally clear views
- All Orion LHD telescope eyepieces boast an ultra-wide 80-degree apparent field of view for an immersive viewing experience
- Long 20mm eye relief and large 30mm-diameter eye lens lets eyeglass wearers enjoy the view comfortably without removing glasses
- The 6mm LHD eyepiece features a tapered 1.25" barrel which is threaded for use with 1.25" eyepiece filters
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AUD $55.00In Stock
- Three vital guides to the most popular planets to observe in telescopes and astronomy binoculars
- Use the included Mars Map and Observing Guide to learn all about the red planet and how to obtain the best views
- Learn helpful tips and facts about the largest planet in our solar system with the included Jupiter Map and Observing Guide
- Explore the ringed planet like never before with the included Saturn Map and Observing Guide
- Plastic-laminated for durability, each included Map and Observing Guide measures 25.25" x 11" when fully unfolded, and folds up to 8.5" x 11" for easy portability
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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 $199.00In Stock
- Modular large aperture finder scope optical tube can be easily customized for your specific telescope aiming needs
- Add preferred accessories to create your own specialized finder solution for your telescope
- Multiple potential applications for both visual observing and astrophotography
- Big 70mm fully coated lens provides bright, clear views
- To reach focus, a 1.25" diagonal along with a 20mm or shorter focal length eyepiece, imaging camera, video camera, or autoguiding device is required (all accessories sold separately)
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AUD $19.50In Stock
- Beautifully detailed map of the largest planet in our solar system
- Loaded with useful observing tips to help optimize your views of Jupiter
- Includes lists of all Jupiter oppositions, observable conjunctions from 2014 to 2020
- Features an illustrated selection of rare Jovian moon events from 2014 to 2020
- Plastic-laminated for durability, the Jupiter Map measures 25.25" x 11" when fully unfolded, and folds up to 8.5" x 11" for easy portability
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AUD $59.00In Stock
- Rigid, 16" long anodized aluminum bar used for coupling guide scope rings to an astrophotography telescope
- Attach guide scope rings to this mounting bar, then attach bar in piggyback orientation to imaging telescope
- Multiple holes along length of mounting bar allow rings to be positioned for long-tube or short-tube guide scopes
- Pre-drilled holes allow easy attachment to Orion SkyView Pro, Sirius, and Atlas mounted telescopes with tube rings
- Astrophotography telescope must be equipped with tube rings in order to attach guide scope ring mounting bar
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Why buy from Sirius Optics
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