Spacer Rings, Extensions & Adapters

Pegasus Astro M54 Male to 2” Nosepiece (inner hole with 2” filter thread)  Total Nosepiece Length :35mm Adapter Thickness : 1.5mm Thread: Pitch 0....

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...

QHYCCD 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 ...

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 SCT Adapter 2" Tired of threading your Schmidt-Cassegrain accessories on and off? Switch to a smooth 2" barrel with a T2; it's quicker and ...

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...

Antares M42 Olympus T-Ring Adapts your Olympus E camera to M42 T Thread.   In the Box Antares M42 Olympus T-Ring Warranty & Manuals Antares 1...

ZWO T2-1.25" Holder The ZWO T2-1.25" Holder allows the use of accessories with a 1.25″ barrel on a camera or any other accessory with a M42x0.75 (T...

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

Tele Vue Standard T-Ring Adapter for 2.4" The Tele Vue Standard T-Ring Adapter for 2.4" provides a standard T-ring thread to attach your camera too...

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...

Sky-Watcher Nikon M48 T-Ring Designed for attaching a Nikon DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors.M48 rings are u...

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...

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

Takahashi 2" Visual Adapter FS-78 2 Inch Visual Adapter Female M56 to Female 50.8mm Sleeve Metal Back = 39.5mm  Technical Specifications Female ...

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...

Astronomy Plus M42*0.75 Metal Focal Length Extension Tube M42*0.75 Metal Focal Length Extension Tube 3mm M42*0.75 Metal Focal Length Extension ...

Baader 2" Four-in-One Adapter M68 (Zeiss) / 2.7" (A.P.) / M60 (Vixen) / M56 (Synta)   2" Clamping Eyepiece Holder with internal non-marring bronze...

Baader Four-In-One adapter M68/T-2/M68   Centers FFC/Solar TZ-syst. within M68 spacer rings External Thread: M68 (Zeiss), 2.7 "(Astrophysics), M60...

Astronomy Plus M48*0.75 Metal Focal Length Extension Tube M48*0.75 Metal Focal Length Extension Tube 3mm length extension tube 5mm length ext...

Astronomy Plus M54*0.75 Metal Focal Length Extension Tube M54*0.75 Metal Focal Length Extension tube   M54*0.75 extension tube 4mm M54*0.75 e...

Astronomy Plus M58*.0.75 Metal Focal Length Extension Tube Options: M58*0.75 extension tube 5mm M58*0.75 extension tube 8mm M58*0.75 extens...

Astronomy Plus M65*1 Metal Focal Length Extension Tube M65*1 extension tube 6mm M65*1 extension tube 8mm M65*1 extension tube 17mm M65*1 ...

Astronomy Plus M68*1 Metal Focal Length Extension Tube Options: M68*1 extension tube 5mm M68*1 extension tube 6mm M68*1 extension tube 7mm ...

Astronomy Plus M72*0.75 Metal Focal Length Extension Tube M72*0.75 extension tube 5mm M72*0.75 extension tube 7mm M72*0.75 extension tube 1...

Askar Heightening Modules for SQA OTA's Optional SQA series heightening section, can be used with most SQA series OTAs. The all-metallic heighteni...

Pegasus Astro NYX101 Retrofit Kit for Heavier OTAs   In the Box Retrofit Kit for Heavier OTAs  

Baader Hyperion / Morpheus® M43 extension   M43/M43 extension (distance ring), suitable for Morpheus, Hyperion and other eyepieces/adapters with M...

Baader Optical Spacer Ring 0.5mm – for FCCT Additional optical spacer ring with 0.5mm thickness to achieve a perfect fine focus in case of focus p...

Baader DT-Adapter III M68a / SP54a DT Adapter III, M68ext / SP54ext extension adapter M68 Digital T Adapter System III enables the shortest adapta...