Adapters, Spacer Rings & Extensions

William Optics 48mm T mount for Nikon Z Mirrorless Camera This high precision T-Mount has 48mm threads with outer hard black colour anodizing, and ...

ZWO Nikon Lens Adapter for EFW The ZWO Nikon Lens Adapter for EFW is a short Nikon adapter for EFW & Cooled camera (6.5mm backfocus version). N...

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...

Howie Glatter Parallizer 2"-1.25" Adapter Use with Any 2.0″ openingThere is a misconception that the problem of the cylindrical slip-fit system we ...

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

Celestron EdgeHD T-Adapter T-Adapter for 9.25, 11 & 14” EdgeHD optical tubes. It threads onto the rear cell. This T-Adapter allows you to attac...

Baader VariLock 29, lockable T-2 ExtensionTube 20-29mm with spanner tool Lockable T-2 extension tube, adjustable 20-29 mm with clamping Telescope...

Baader Focusing Eyepiece Holder 1¼" / T-2 Eyepiece 1¼ "/ T-2 internal thread, low priced version with M 4 screw (alternatively: T-2 component # 08...

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...

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

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 Hyperion Finetuning-Ring M48, 28 mm   With the addition of Baader's new Finetuning Rings, each Hyperion eyepiece can now function as four ey...

Baader Hyperion Finetuning-Ring M48, 14 mm   With the addition of Baader's new Finetuning Rings, each Hyperion eyepiece can now function as four ey...

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...