T-Rings, Spacers & Thread Adapters

Connects DSLR/Mirrorless Cameras to 2" 2x Powermate Standard Male T-Ring Thread (M42x0.75) Attaches Directly to Powermate Top Lens Cell Low-Profil...

Connection Side 1: Male T-Thread (M42x0.75) Connection Side 2: Female Thread for 1.25" Powermate Compatibility: Tele Vue 2.5x and 5x 1.25" Powerma...

Connection Type: Prime Focus Astrophotography Telescope Side Connection: 2" Barrel Camera Side Connection: Male T-Threads (M42x0.75) Material: Ano...

Adapts M48x0.75mm Female Threads to M42x0.75mm Female Threads Provides 2mm of Optical Path Length Male Threads on Both Sides (M48M-M42M) Standard ...

Connects two female M48 threaded accessories Provides M48x0.75mm male threads on both sides Adds a precise 2mm of optical path length Ideal for fi...

Provides a fixed 20mm spacing extension Female Thread: M42 x 0.75 Male Thread: M42 x 0.75 Corrects back focus for flatteners and reducers Standard...

Optical Length (17.5mm): Adds a fixed 17.5mm of spacing, a common requirement for achieving 55mm back focus with filter wheels and off-axis guide...

Adds 20mm of extension to an optical train Connects M54 x 0.75 male to M54 x 0.75 female threads Precision-machined for a secure, tilt-free fit Ma...

Converts M68x1 Male Threads to M42x0.75 Female T-Threads Standard 0.75mm Pitch for Universal T-Ring Compatibility Maintains a Secure, Non-Flexing ...

Connects Sony NEX (E-mount) lenses to ZWO ASI cameras Standard M42x0.75 female thread for direct camera attachment Enables wide-field astrophotogr...

The T-adapter can work in two different length configurations, one suitable for the nominal f/10 backfocus of 133.35mm, and a shorter configuration...

Securely adapts Canon EOS-R mirrorless camera bodies Connects to M54x0.75 and M48x0.75 threaded correctors Integrated rotational adjuster for fine...

Connects Fujifilm X-mount cameras to telescopes Features an S52 dovetail connection for M48, M68 and UFC adapters Includes a removable T-2 (M42x0....

Standardizes M42 (T-Thread) Connections Enables Precise Back Focus Adjustment Connects Cameras, Filter Wheels, and OAGs All-in-One Kit for Imaging...

Provides 9mm of fixed spacing T2 threads (male on one side, female on the other) Black anodized metal construction Knurled exterior for a secure g...

Adapts M48x0.75 Threads to 2" (50.8mm) Barrels 44mm Clear Aperture Prevents Vignetting Internal M48 Threads for 2" Filters Durable Black Anodized ...

Connects T2 (M42x0.75) threaded cameras and accessories Fits standard 50.8mm (2-inch) focusers and visual backs Features a wide clear aperture to ...

Connects accessories to the PrimaLuceLab ESATTO 4" Focuser Includes an independent stop ring for rotational adjustment Enables precise framing of ...

Converts the ESATTO 4" focuser's M110x1 male thread to an M95x1 female thread Designed specifically for the PrimaLuceLab ESATTO 4" Robotic Focuser...