T-Rings, Spacers & Thread Adapters

Adds 30 mm of Fixed Extension M54 Female and Male Threads Essential for Correcting Back Focus Rigid, Single-Piece Construction Description FAQ...

Adds a precise 15 mm of optical path length Standard M54 (M54x0.75) threads for modern imaging trains Machined from metal for rigidity and stabili...

Adds a fixed 10 mm of optical path length M54 female (M54x0.75) and male (M54x0.75) threads Prevents vignetting with larger imaging sensors Machin...

Provides 7.5 mm of Fixed Extension M54 x 0.75 Male and Female Threads Essential for Correcting Back Focus Maintains Rigidity in the Imaging Train...

5 mm Fixed Extension: Adds a precise, non-flexing 5 mm of optical path length to your imaging train. M54 Thread Standard: Connects seamlessly wi...

Enables rapid changes of heavy cameras and accessories Rotation-proof dovetail connection maintains alignment Adds only 15mm of optical length to ...

Adds a secure quick-release connection to any M54 thread M54a male-threaded change ring with integrated S54a ring dovetail S54a ring dovetail lock...

Securely mounts and rotates heavy cameras and accessories M54i female thread for telescope-side connection S54i dovetail receptor for a rigid, rot...

Adds 7.5 mm of optical path length Standard M48 x 0.75 female and male threads Precision-machined for a rigid, tilt-free connection Descriptio...

Converts an M48 Male Thread into a T-2 Male Thread Part of the Baader Astro T-2 System Low-Profile Design Minimizes Optical Path Length Precision ...

Connects M48 Female and T-2 Female Threaded Components M48 Male (External) Thread on One Side T-2 Male (External) Thread on the Other Side Solves ...

Enables rapid swapping of M48-threaded accessories Heavy-duty design securely holds cameras and filter wheels Rotation-proof dovetail connection p...

Converts M48 threads to the Baader S48a dovetail standard Enables rapid, secure attachment and detachment of accessories Provides a rigid, non-rot...

Heavy-Duty Quick-Change System M48i Thread Connection S48i Dovetail Receptor Rotation-Proof Mounting for Heavy Accessories Description FAQ Spec...

Converts M48 Female (Internal) Threads to Male (External) Standard M48 x 0.75 Filter Thread Pitch Solves Incompatible Gender Connections in an Opt...

Adds 7.2 mm of Optical Height S58 Dovetail Interface Aligns UFC Filter Slider with 2" Diagonals Prevents Physical Interference Maintains a Rigid O...

Adapts Baader S70 Dovetail to an M57x0.75 Male Thread Telescope-Side Adapter for the Universal Filter Changer (UFC) System Optimized for Borg Tele...

Adapts Baader S70 Dovetail to M54 Female Thread Optical Height: 1.5 mm Connection Type: Telescope-Side Adapter Part of the Baader Universal Filter...

Connects Leica, Sigma, and Panasonic L-mount cameras to telescopes Native Baader S52 dovetail connection for maximum clear aperture Includes a rem...

Adapts M68a (External) Threads to SP54a (External) Threads Engineered for Baader FFC and Telecentric Systems Provides the Shortest Possible Mechan...

Adapts Canon EOS DSLR cameras to telescopes Internal holder for mounting filters Provides a protective dust seal for the camera sensor Offers T-2 ...

Adapts C-Mount (1" x 32 TPI) threads to the T-2 (M42x0.75) system Integrates a factory-mounted UV/IR Cut Filter Provides a critical link for guide...

Provides 37.5 mm of fixed extension Designed for the IMP85 Instrument Port Selector Compatible with the IR90 Focuser Enables parfocal alignment of...

Connects the IMP85 Instrument Selector to the PlaneWave SecureFit system Enables automated switching between three optical paths Designed for remo...