T-Rings, Spacers & Thread Adapters

Connects QHY monochrome planetary cameras to QHYCFW3S filter wheels Enables the use of standard 1.25-inch mounted filters Compatible with 31mm unm...

This adaptor screws directly into the Canon EOS body and enables you to connect objectives and adapters with M48 (M48x0,75) 2" filterthread.The EOS...

Connects M48-threaded correctors to Canon EOS R mirrorless cameras Wide 48mm aperture minimizes vignetting on full-frame sensors Precisely machine...

Pre-configured adapter set for QHYCCD cameras Solves common equipment connection challenges Engineered for secure, rigid imaging trains Simplifies...

Connects M48 accessories to Nikon Z-mount mirrorless cameras Precisely machined 38.4 mm optical length achieves exact 55mm back focus when combine...

Connects Nikon F-mount lenses to M54 threaded accessories Provides a precise 12.5mm of optical path length Enables wide-field astrophotography wit...

Designed for QHYCCD Cameras Ensures Correct Back Focus Spacing Creates Rigid, Flex-Free Connections Mates Cameras to Scopes, Reducers, and Filter ...

Connects M48-threaded correctors to Fujifilm X-mount (Fuji FX) mirrorless cameras Wide 48mm aperture minimizes vignetting on APS-C sensors Precise...

Provides a fixed 9mm of optical path extension Standard M48x0.75 male and female threads Black anodized aluminum construction minimizes reflection...

Provides a fixed 7mm optical path extension Standard M48x0.75 male and female threads Black anodized aluminum construction minimizes reflections E...

Provides 7mm of fixed optical spacing Standard T2 (M42x0.75) male and female threads Knurled exterior for a secure grip, even with gloves Black an...

Connects M72 male threads to M81 female threads Designed for PrimaLuceLab ESATTO 3" robotic focusers Compatible with PrimaLuceLab ARCO 3" robotic ...

Provides a fixed 15mm extension for precise back focus Designed specifically for the PrimaLuceLab ESATTO 2" focuser Features M56 male and female t...

Connects ESATTO 2" Focuser to select refractors Compatible with Sky-Watcher/Orion ED80 Apochromatic Refractors Compatible with Sky-Watcher/Orion E...

Connects accessories with M54x0.75 female threads to the ESATTO 2" focuser Threads directly onto the ESATTO 2" M56 draw tube Integrated stop ring ...

Connects M48x0.75 accessories to ESATTO 2" focusers Adds only 4mm of optical path length Includes a stop ring for precise camera rotation Threads ...

Nosepieces for use with compact cameras including Aluma CCD, STF series, and STT series.

Eliminates interference fringes (Newton's Rings) in monochromatic imaging Maintains image centering and focus by tilting around the sensor's cente...

Adds exactly 21mm of optical path length Connects M54 male threads to M48 female threads Standard 2-inch filter threading on the M48 side Black an...

Connects Canon EOS lenses to a ZWO 2" Electronic Filter Wheel M54x0.75 male thread that threads directly into the 2" EFW Enables filtered, wide-fi...