T-Rings, Spacers & Thread Adapters

M54 Male to M54 Male Threading Internal M48 Female Thread for 2" Filters Adds a precise 2.0mm of optical path length CNC machined for rigidity and...

Connects M54 Male Threads to M48 Female Threads Adds Only 2.0mm of Backfocus to Your Imaging Train Standard 0.75mm Thread Pitch for Astro-Co...

Adds exactly 30mm of optical path length Functions as a standard 2" nosepiece Connects M48x0.75 female threads to a 2" focuser Features Baader's p...

Provides precise, calculated spacing for specific QHYCCD imaging trains Ensures correct back focus for flatteners, reducers, and correctors Create...

Adds 10mm of optical path length M48 x 0.75 female and male threads Ideal for full-frame sensors to prevent vignetting Features Baader's modern 3m...

Comprehensive M54 Adapter Set Achieve Precise Back Focus Spacing Build Rigid, All-Threaded Connections Eliminates Component Sourcing Headaches Int...

Connects ZWO ASI cameras with male T-2 threads to the Baader UFC system Provides a fixed, calculated optical height for precise back focus Feature...

Adds a fixed 40mm of optical path length Functions as both an M48 extension tube and a 2" nosepiece Features M48 x 0.75 female and male threads fo...

Connects Pentax K-Mount Cameras to M48 Accessories Precisely machined 9.3 mm optical length achieves exact 55mm back focus when combined with came...

Connects female M48 (48x0.75mm) accessories to male T2 (42x0.75mm) threads Ultra-thin design adds only 3mm to the optical path Converts an M48 fem...

Provides a precise 0.5mm of spacing Standard M48x0.75 female and male threads Enables fine-tuning of critical back focus Used with M48 extension t...

Connects ESATTO 2" focuser to large 3.3" SC threads Designed for Celestron 9.25", 11", and 14" SCT & EdgeHD telescopes Ultra-thin 2mm optical ...

Adapts the ESATTO 2" focuser's M56 thread to a standard female SC thread Enables direct connection of Schmidt-Cassegrain focal reducers and access...

Includes three M42 x 0.75 spacer rings: 7.5mm, 12mm, and 30mm Achieve precise back-focus for various telescope and camera combinations Black anodi...

Connects T-thread cameras directly to a Daystar Quark Adds 10mm of spacing (flange-to-flange) Internal knife-edge baffles reduce reflections Rigid...

Adds 7.5mm of fixed optical path length Part of the modular Baader T-2 Astro System Standard T-2 (M42x0.75) internal and external threads Precisio...

Connects standard 2-inch SCT/MAK rear cells to T-2 accessories Short, compact profile minimizes consumption of precious back focus Enables the use...

Connects Telescope-Side M48 (2") Accessories to the UFC System Female M48 x 0.75 Internal Thread Features Baader's S70 Dovetail for UFC Base Integ...

Adapts M48 (female) threads to T-2 (male) threads Connects 2-inch accessories to standard camera T-Rings Part of the Baader Astro T-2 System Preci...

Connects Nikon Z-mount cameras to telescopes Features a standard T-2 (M42x0.75) internal thread Includes a larger S52 dovetail outer ring for wide...

Connects Canon EF (EOS) mount cameras to T-2 threads Enables prime-focus astrophotography Precision-machined for a secure, no-flex connection Inte...

Connects DSLR cameras to EdgeHD telescopes Designed for 9.25", 11", and 14" models Threads directly to the rear cell for a secure connection Enabl...

Adapts M42x0.75 (T2) Threads to Micro 4/3 (M43) Lens Mount Enables Use of Photographic Lenses on ZWO Astronomy Cameras All-Metal, Black Anodized C...

Adds 17.5mm of optical path length Connects M48x0.75 male to M48x0.75 female threads Standard M48 threading is compatible with 2" filters Machined...