Filters
-
AUD $299.00Backorder Available
Out of stock
The ZWO LRGB 36mm Filters have better transmission, better coatings and better colour separation.
Learn More -
AUD $49.00Backorder Available
Out of stock
Attach the Sky-Watcher Solar Filter for Maksutov Telescopes securely over the front of your telescope to conduct safe solar viewing. If you are looking at Sun spots, or just wanting to get a closer look at our closest star, this filter will reflect the harmful rays and reduce the intensity of the sunlight making it safe to view through your telescope.
Learn More -
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
Learn More -
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
-
AUD $579.00Backorder Available
Out of stock
Includes H-Alpha, Sulphur II and Oxygen III.
Note: This kit comprises 1 each of ZWO filter Product No. 125802, 125810 and 125812
Learn More -
-
-
-
AUD $139.00Backorder Available
Out of stock
ZWO Duo-Band Filter Highlights
- Aerometal material with precise CNC machining
- Fine sandblasting process and anodized finish
- Extinction treatment to prevent reflection
- Laser engraving font that will never fade
- Precise double-sided optical coating
- Fine-optically polished to ensure accurate 1/4 wavefront and <30 seconds parallelism over the both surfaces
-
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)
