Imaging Filters
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AUD $195.00Backorder Available
Out of stock
- Fits Optical Tube Diameter 4 1/8" (106mm) to 4 3/8" (111mm)
- Blocks 99.999% of incoming light
- Safe for viewing the Sun
- Compatibility: ETX80 Observer & ETX90 Observer
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AUD $225.00Backorder Available
Out of stock
- Fits Optical Tube Diameter 5 1/4" (137 mm) to 5 5/8" (145 mm)
- Safe for viewing the Sun
- Blocks 99.999% of light
- Compatibility: Infinity 102, LX70 5"
NOTE: Recommended as a perfect fit for MAK 127 Telesope OTA's
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AUD $299.00Backorder Available
Out of stock
The ZWO LRGB 36mm Filters have better transmission, better coatings and better colour separation.
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AUD $39.00Backorder Available
Out of stock
IR UV CUT filter for colour camera with AR protect window.
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AUD $219.00Backorder Available
Out of stock
The new ZWO LRGB Filters are designed to approximately equalize the flux of the ASI1600MM sensor. They offer better transmission and color separation, and have better coatings.
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AUD $39.00Backorder Available
Out of stock
The IR 850nm Pass Filter is suitable for IR sensitive cameras
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AUD $199.00Backorder Available
Out of stock
ZWO narrowband S-II 7nm filter passes light at 672nm wavelength with a bandpass of 7nm, which is designed for nebula observation.
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AUD $199.00Backorder Available
Out of stock
Adding the ZWO O-III Narrowband filter to your imaging collection will help you go beyond RGB imaging and capture your favorite nebulae in a totally new light, no matter how polluted your skies may be!
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AUD $199.00Backorder Available
Out of stock
Narrowband H-alpha astrophotography filter for high-contrast imaging and revealing rich details of nebulae, even in areas with strong light pollution.
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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)
