Products

Integrates a 2" mounted filter into the Celestron RASA 8 optical path Designed for cameras with standard M42 threads Maintains the RASA 8's requir...

Enables use of 2" mounted filters on the RASA 8" telescope Designed for cameras with M54 threads Maintains a precise 17.5mm backfocus distance Rep...

Additional drawer for the RASA 8 Modular Filter Slider Holds standard 2" mounted filters (48mm threads) Enables rapid filter changes during imagin...

Designed for Schmidt-Cassegrain Telescopes (SCTs) Securely mounts red dot finderscopes Simplifies the process of aiming your telescope Available i...

Reduces SCT Corrector back focus to a standard 55mm Functions as a 35.3mm T-to-T spacer Features M42 female to M42 male threads Available in versi...

Reduces focal ratio by a factor of 0.63x, making your telescope 2.5x faster Corrects for off-axis coma inherent in Schmidt-Cassegrain designs Prov...

Focal Reducer: 0.7x, f/7 on a C11 and f/7.2 on a C14 Coma Corrector: Corrects inherent off-axis coma in standard SCTs Image Circle: 42mm, desig...

Adapts SCT-threaded accessories to a 2" focuser Male SCT (2") threads on one side Male 2" barrel on the other side Internal threads accept standar...

Converts Sky-Watcher aviation power port Outputs to a female 2.1 x 5.5mm DC port Simplifies power management in the field Enables use of common 12...

Connects T-Mount Cameras to 2" Focusers Low-Profile Design Minimizes Backfocus Threaded for 48mm (2") Filters Description FAQ Specifications Wa...

Attaches SLR/DSLR Cameras to Schmidt-Cassegrain Telescopes Enables Prime Focus Astrophotography Durable Metal Construction Connects to SCT Rear Ce...

Designed specifically for the Celestron EdgeHD 8 telescope Dual-length configuration supports 133.35mm (f/10) and 105mm (f/7 reducer) backfocus In...

Connects to Celestron EdgeHD 9.25", 11" & 14" Telescopes Integrated 48mm (2") Filter Threads Camera Connection: M42 (T2) Male Threads Maintain...

Connects M48 cameras to large EdgeHD telescopes Integrated 48mm (2") filter holder Attaches to the 3.29" rear cell thread Compatible with EdgeHD 9...

Connects to the 3.29" rear cell of EdgeHD 9.25", 11", and 14" telescopes Provides a male M54 thread for camera connection Integrated 48mm (2") fil...

Converts M42 T-Threads to 1.0" C-Threads Adds 5.8mm (0.228") of Backfocus Female T-Threads and Male C-Threads Ideal for HyperStar Setups with Mixe...

Protects Exposed Male Threads Seals Optical Train from Dust and Debris Available in M42, M48, and M54 Sizes Prevents Damage During Storage and Tra...

Solid, threaded connection eliminates tilt and sag Available for dozens of focuser thread standards Choice of M42 or M48 camera-side threads Preci...

Adjustable length from 15mm to 20mm Standard M42 (T2) T-threads Allows for precise back focus adjustment Locking mechanism to secure desired lengt...

Adjustable Length: 20-30mm Thread Type: M42 (T2) T-Thread Description FAQ Specifications Warranty Starizona Variable M42 (T2) T-Threaded ...

Adjustable Length: 30mm to 40mm Thread Type: M42 (T2) T-Thread Provides Continuous Spacing Adjustment Simplifies Achieving Precise Back Focus D...

Kit includes 3 variable-length adapters Covers a continuous spacing range from 15mm to 40mm Standard M42 (T2) T-threads for common correctors and ...

Adjustable Length: 15mm to 20mm Thread Type: M48 Fine-Tune Back Focus Spacing Description FAQ Specifications Warranty Starizona Variable ...

M48 Filter Threads (Male and Female) Adjustable from 20mm to 30mm Locking Ring for Secure Spacing Description FAQ Specifications Warranty ...