Spacer Rings, Extenders, and Telescope Adapters

Takahashi Extension tube no.11 Takahashi extension tube for use with FC-60/76 telescopes. Technical Specifications Metal back length = 26 mmMale M4...

Takahashi Vari-Ring for TOA-130 Reducer The Takahashi Vari-Ring for TOA-130 Reducer is used to vary the reduction provided by the reducer on the TO...

Takahashi 50.8mm Sleeve for wide T Mount  Conversion ring for mounting Takahashi wide T-rings on a 2.0" eyepiece holder This conversion ring allows...

Pegasus Astro M74 Female to M54 Male (For SW Esprit 100) Takes up 8.5mm of backfocus Thread: Pitch M74/1.0mm, M54/0.75mm In the Box Pegasus M74 F...

Pegasus Astro Prodigy Microfocuser Telescope M68 Female Adapter Thread: M68 female In the Box Pegasus Astro Prodigy Microfocuser Telescope M68 Fema...

Astroasis Oasis Focuser Adapter for Celestron C8/925/11/14 If a normal electronic focuser without clutch function is installed on a Celestron SCT, ...

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...

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

Antares Twist-Lock Adapter 2" To 2.25" Extension ET2TL extends any 2" accessory by 2.25" with twist-lock retainer. Works with any type of barrel: s...

Antares Twist-Lock Adapter 2" To 1.75" Extension ET1.5TL extends any 2" accessory by 1.75" with twist-lock retainer. Works with any barrel design: ...

Antares Roof Prism Binocular Adapter For Tripod BTARP is a really strong L-Bracket to hold your roof prism binoculars to a tripod or mounting. Made...

ZWO T-Mount to C-Mount Adapter The ZWO M42 to CS Adapter has female C-mount threads on the inner diameter of the ring, and male T-threads on the ou...

Antares M42 5mm Camera Extender Adapter T2-EXT5 extends M42 T-thread by 5mm.   In the Box Antares M42 5mm Camera Extender Adapter Warranty & ...

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...

William Optics Camera Angle Rotator for 2.5" M63 Focuser All New William Optics Camera Angle Rotator for 2.5" M63 Focuser Fits : Z73, Z103, Z126...

Tele Vue Set of 6 Accessory Tubes for 2.4" The Tele Vue Set of 6 Accessory Tubes for 2.4″ is a complete set of the tubes/spacers. This allows great...

Tele Vue Imaging System Nosepiece for 2" Focuser This is a key component to the imaging system's versatility on non-"is" scopes. By placing the Tel...

Tele Vue 1.25" Questar Adapter Unleash the potential of your Questar 3.5 with Tele Vue’s 1¼”. Just add the Tele Vue 1.25″ Questar Adapter to use an...

PrimaluceLab T2 spacer 1mm   T2 spacers are available with 0,5mm or 1mm thickness and are used together with T2 extensions in order to fine set ext...

PrimaluceLab T2 spacer 0.5mm T2 spacers are available with 0,5mm or 1mm thickness and are used together with T2 extensions in order to fine set ex...

PrimaluceLab 7mm T2 extension PrimaLuceLab T2 extensions are available in different lengths and they present on both sides of a T2 thread (one side...

PrimaluceLab  5mm M48 extension PrimaLuceLab M48 extensions are available in different lengths and they present on both sides of a M48 thread (one...

Daystar Quark to T Adapter Daystar Quark to T Adapter Technical Specifications Connection Side A Daystar Quark Connection Side B M42x0.75 (T/T...

Daystar Quark to C Adapter Daystar Quark to C Adapter   Technical Specifications Connection Side A Daystar Quark Connection Side B C Thread- M...

IDAS M54 Filter Holder for RASA 8 The IDAS M54 OL7.5 frame holds the IDAS filters series, and is an frame adapter with an optical path length of 7....

IDAS M42 Filter Holder for RASA 8 The IDAS M42 OL7.5 frame holds the IDAS filters series, and is an frame adapter with an optical path length of 7....

Baader Adapter D60 (Pentax) to 2" Nosepiece With 2" bronze pressure ring and 30.5mm length, 60mm outer diameter This reducer fits onto every 2" ba...

Wanderer Astro RASA36 Adapter for Wanderer FilterCube   If you plan to install the Wanderer FilterCube on a RASA 36, this adapter kit is mandatory....

Wanderer Astro Filter Shim for 50mm Unmounted Filters for SFW50/50S   The Filter Shim for 50 mm Unmounted Filters is designed for the SFW50 and SFW...

Wanderer Astro Takahashi FSQ106 645 0.72X Reducer Adapter  for WandererRotator Pro and Pro V2   The Wanderer Astro Takahashi FSQ106 645 0.72× Reduc...

Wanderer Astro SharpStar RC2508 Reducer Adapter Kits for WandererRotator Lite and Lite V2   The SharpStar RC2508 Reducer Adapter Kit allows the Sha...

 Baader Pentax Adapter M84/M68 To fit #2458196 Ultrashort 2" clamp onto Pentax OTA Pentax Adapter M84 / M68 Telescope side with Carl Zeiss M68 Pen...

Baader 2" NX4 (C90) / ETX Expanding Ring Converts NexStar4 straight male thread into 2" SCT male thread ETX Extension ring Incl. 1.25" "filter hol...

Baader S58/ M68a Short Adapter (for Baches and 2" Mirror-/Prism-Diagonal) The Baader S58/M68a Adapter (Short) facilitates secure connections betwee...

Baader Adapter M82/M68 Adapter M82/M68 Reducer ring for Baader 3" Hyperion Focuser Learn more about the Baader M68 Tele-Compendium Technical Spec...

Baader Adapter M68i to M75a Adapter with M68i x1 to M75a x1 male thread, to adapt M68 parts to Starlight Instruments Feathertouch 3.0" focusers wi...