Adapters
-
-
-
AUD $15.00In Stock
2" with M48 thread extension/spacer ring male and female threads on each side with 15mm spacing/extension.
Learn More -
-
-
-
AUD $29.00In Stock
- Used to get a top-to-bottom correct image
- Useful when a telescope is used for terrestrial observing
- 1.5X magnification
- Only compatible with refractor telescopes
-
-
AUD $29.00In Stock
Enables the rotation of the camera around the optical axis Orientation is fixed with three clamping screws Select the right camera orientation without losing focus Fits Evostar ED 80/100/120/150 Learn More -
AUD $349.00Backorder: Allow 4-8 weeks
Out of stock
- Reduces an astrophotography refractor's effective focal length by a factor of 0.8x, providing a shorter, more optically fast focal ratio
- Designed for use with any refractor telescope equipped with a 2" focuser
- Enables a refractor to both acquire a larger field of view and to capture bright, detailed astrophotos in considerable less time
- Features fully multi-coated, 38mm clear aperture optics housed in a sleek, machined and anodized aluminum body
- Requires 55mm of backfocus
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)
