Adapters, Spacer Rings & Extensions

Celestron EdgeHD T-Adapter 8" T-Adapter for 8” EdgeHD optical tube threads onto the rear cell. This T-Adapter allows you to attach your 35 mm DSLR ...

Celestron 2" to 1.25" Adapter with Twist-Lock The Celestron 2” to 1.25” Adapter with Twist-Lock was designed for visual observers who use both 2” a...

Baader Diamond Steeltrack T-2 Adapter BDS-Adapter with T-2 outer thread to connect T-2 parts Mounted instead of the standard clamp with the S58 do...

ZWO Sony NEX Lens to ASI Small-Sensor Camera Adapter If you are looking to connect a Sony NEX lens to an ASI small-sensor camera, this is the ad...

SVBONY SV109 Variable Thread Extension Tube 【Eliminate focus problems】The inner thread of the extension tube is 0.75 and the outer thread is 0.75, ...

William Optics 2" to 1.25" RotoLock Eyepiece Adapter - Gold  The new RotoLock series of adapters from William Optics may well set the "gold' standa...

SVBONY SV196 T2 Lens Mount Adapter for Sony Alpha DSLR Allowing you to fit any T2 mount lens or accessory to your Sony Alpha or Minolta AF DSLR cam...

William Optics Longer Adjusting Adapter for FLAT68III, FLAT7A This adjustable adapter offers a convenient, efficient way to upgrade your WO diagona...

ZWO 1.25" T-Mount Standard ZWO 1.25" T-Mount fits on any telescope that uses a 1.25″ eyepiece focuser for prime focus photography. The T-mount is m...

Tele Vue 4.0x 2" PowerMate T-Ring Adapter The Tele Vue 4.0x 2″ PowerMate T-Ring Adapter allows imaging through 4.0x 2″ PowerMate lens assemblies. T...

Tele Vue 2.0x 2" PowerMate T-Ring Adapter The Tele Vue 2.0x 2″ PowerMate T-Ring Adapter allows imaging through 2.0x 2″ PowerMate lens assemblies. T...

Tele Vue Long Accessory Tube for 2.4" The Tele Vue 0.040″ (1mm) Long Accessory Tube for 2.4″ adds 0.040″ (1mm) extension between Imaging System acc...

Starizona HyperStar 8/6 ZWO Filter Drawer Adapter for ZWO Cooled Cameras HyperStar 8 / 6 ZWO Filter Drawer Adapter for ZWO Cooled Cameras In the B...

Celestron Universal 1.25" T-Adapter The Celestron Universal T-Adapter connects a DSLR or SLR camera body to a telescope with a 1.25” focuser or eye...

Celestron SCT to 2" Adapter This sturdy, high-quality adapter provides a solid connection between your Schmidt-Cassegrain or Maksutov-Cassegrain te...

Celestron Canon M-Mount T-Ring A T-Ring is one of the first accessories you will need to take pictures through a telescope or spotting scope. If yo...

Antares SCT Camera Adapter M42 30mm TAS threads directly onto the back of your Schmidt-Cassegrain and outputs M42 T-thread with a 30mm extension.  ...

Baader T-2 / 2" Nosepiece Threaded for 2" filters on the telescope side, this Baader Nosepiece Adapter contains both M48 and T-2 thread on the eyep...

ZWO M54-M48 Adapter  Adapter with M54x0.75 male thread all the way on the outside and M48x0.75 female thread all the way through on the inside Zero...

Baader T-2 Fine-Adjustment rings (0,3 / 0,5 / 1 mm) - Aluminium Astro T-2 System spacer (Fine-Adjustment) rings, available in thickness 0,3mm (b...

Baader Adapter M54 internal to M48 external (M54F/M48E) Reducing Adapter M54 to M48 with M54 female thread Changes the M54 male thread of an adapte...

Starizona HyperStar Conversion Kit - C9.25 - Gasket  Sorbothane gasket used in HyperStar conversion kit for Celestron 9.25" SCTs. Useful for ...

William Optics M63 to M48 Photo Adapter    Technical Specifications Weight：185g In the Box William Optics M63 to M48 Photo adapter Warranty &...

PrimaLuceLab 7mm M48 Extension PrimaLuceLab M48 extensions are available in different lengths and they present on both sides of a M48 thread (on...

QHY Adapter kit Combo D1 The Combo D1 adapter kit from QHY is compatible with the: QHY268C, QHY600C, QHY168C, QHY247C, QHY128C, QHY410C, and QHY367...

Baader M48 Fine-Adjustment rings (0,3 / 0,5 / 1 mm) - Aluminium System M48 – spacer (Fine-Adjustment) rings, available in thickness 0,3mm (black),...

Astroasis Oasis Focuser Universal Adapter With universal adapter Oasis Focuser can be installed on many telescopes such as Takahashi FSQ106, TOA130...

Optec DSI 3.5x24tpi male thread adapter to M54 x 0.75mm camera thread Outside Diameter:  3.82" (97.0mm) Overall Height: 0.62" (15.7mm) Clear Apert...

ZWO M54 Adapter Replacing EFW The ZWO M54 adapter is an adapter designed specifically for ASI cooled cameras. Instead of using the 20mm ZWO EFW, yo...

Starizona Hyperstar Camera Adapter Please Specify your camera model when you place your order Accurate backfocus distance necessitates an adapter t...

Svbony SV123 Spotting Scope Camera Adapter Extension Tube Svbony Spotting Scope Photo Adapter for DSLR Camera (Connect your Camera to Spotting Sco...

M54 All-in-One Adapter Kit If all the existing package solutions cannot meet the demand, such as the situation where the BFL requirement is very sp...

ZWO M54-M48 21mm Adapter The ZWO M54-M48 21mm Adapter is useful to obtain a precise spacing when using a focal reducer or corrector that needs a ce...

ZWO M42 11mm Ring The ZWO M42 11mm Ring is useful to obtain a precise spacing when using a focal reducer or corrector that needs a certain chip-red...

Antares 2" Adapter 1.25" Extension ET1 extends any 1.25" accessory by 2". Accepts 1.25" Filters; Side screw retainer.   1.25″x2″ extension tube wi...