Adapters, Spacer Rings & Extensions

Baader M54 Extension Tubes (5 / 7.5 / 10 / 15 / 30 / 40 mm) Used to adjust the working distance of larger cameras and similar accessories with M54...

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 M48 Push-in Nosepiece for WO 2" Diagonals  Special Reduced Price ! Take advantage of this high quality adapter nose piece for almost...

PrimaLuceLab M48 Female to T2 Male Adapter M48 female to T2 male adapter allows you to connect accessories with M48 thread (48x0.75 male) to those ...

Takahashi T-Ring DX Premium Takahashi offers three different series of bayonet rings, whereby these three series differ in the connection thread on...

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

ZWO Nikon-T2 Lens Adapter The ZWO new Nikon-T2-Ⅱ adapter is independently developed by ZWO. It’s composed of a 29mm new Nikon-T2 adapter and a 5mm ...

ZWO M48-M48 16.5mm Adapter The ZWO M48-M48 16.5mm Adapter is useful to obtain a precise spacing when using a focal reducer or corrector that needs ...

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 3.5" Extension Tube The Tele Vue 3.5″ Extension Tube helps your telescope reach focus when not using a diagonal — as is the case in many i...

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...

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...

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...

Astronomy Plus M54M to M54M Adapter  M54M to M54M Metallic adapter. Adds 2mm of back Focus Technical Specifications Side A : M54 x 0.75 Male Side ...

Starizona Canon RF Wide T-Ring This wide M48-threaded T-ring will fit Canon RF-mount mirrorless cameras.  It is a "T-minus" style ring that is on...

Pegasus Astro M68 Male to M42 Female  Adapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M42 Thread Pitch 0.75mm Technica...

Baader Wide-T-Ring D52 for Canon R with S52 Adapter Baader Wide-T-Ring Canon R to connect Canon EOS R cameras on the Astro T-2 system and S52 dove...

Baader Wide-T-Ring D52i for Nikon Z, with S52 Adapter Baader Wide-T-Ring Nikon Z to connect Nikon Z cameras on the Astro T-2 system and the S52 do...

PrimaluceLab M60 Adapter for ESATTO 2” LP Adapter from M60 to M48, M54 or T2 with stop ring for ESATTO 2" LP allows you to connect any camera or ac...

PrimaluceLab 2" Adapter ESATTO 2" LP for ARCO 2" Adapter ESATTO 2" LP for ARCO 2" allows you to connect the rotator to ESATTO 2" LP robotic focuser...

Astronomy Plus Binoculars Saddle Adapter for Red dot Finder With this new 3D printed (PLA) saddle, and with the help of the Celestron tripod adapte...

SVBONY SV159 SCT to 2inch Eyepiece Adapter SVBONY SV159 SCT to 2" Eyepiece suitable for all schmidt-cassegrains telescope Brass Ring inside the tu...

SVBONY SA404 M48-F to M42-M 1.25" adapter SA404 is specially designed for the SV41 Mak spotting scope with the M48 Male thread. With a 1.25inch int...

Player One M48M M42M 2mm Adapter M48M-M42M 2mm adapter Material：Aluminum 6061-T6 Adapter: M48*0.75 male threads and M42*0.75 female threads Extenti...

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 adapt...

Baader M54 internal Inverter ring (converts external to internal) Changes a M54 male thread to a M54 female thread Width (optical length) = 7 mm M...

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...

PrimaluceLab M48 Spacer 1mm    Technical Specifications Product Name PrimaLuceLab - M48 Spacer 1mm SKU PRI-PL3304801 Brand PrimaluceLab  ...

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

SVBONY 1.25" C Mount Adapter Adapt the focal reducer to a standard C-mount video camera. Threads at the bottom of the c-mount adapter fit the threa...

Takahashi Extension tube 35mm for ocular turret  A 35mm extension tube for the Takahashi turret of eyepieces This extension tube is particularly in...

Takahashi Adapter 2" / 1.25" (DM)  Mechanical reducer to change an eyepiece holder from 2.0" to 1.25" diameter This mechanical reducer is used to c...

SVBONY SV196 T-Ring Adapter for Sony Alpha DSLR Allowing you to fit any T2 mount lens or accessory to your Sony Alpha or Minolta AF DSLR camera. 1....

Pegasus Adapter M54 Male to M48 Female Adapter Thickness: 2.0mm Thread: Pitch 0.75mm / 4 mm length In the Box Peagsus Adapter M54 Male to M48 Fe...

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