Spacer Rings, Extensions & Adapters
Spacer Rings, Extensions & Adapters will help you achieve a correct back focus. There is many format and size for those rings and adapters.
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Astronomy Plus M58 Metal Extension Tube (TA459)
Astronomy PlusAstronomy Plus M58 Metal Extension Tube Elevate your astronomy game with our Astronomy Plus M58*0.75 Metal Focal Length Extension Tube (TA459). Nee...
View full detailsPegasus Astro NYX101 Retrofit Kit for Heavier OTAs (NYX101-RETROFIT)
PegasusPegasus Astro NYX101 Retrofit Kit for Heavier OTAs In the Box Retrofit Kit for Heavier OTAs
Baader Optical Spacer Ring 0.5mm – for FCCT (2459080)
Baader PlanetariumBaader 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...
View full detailsBaader DT-Adapter III M68a / SP54a (2458060)
Baader PlanetariumBaader DT-Adapter III M68a / SP54a DT Adapter III, M68ext / SP54ext extension adapter M68 Digital T Adapter System III enables the shortest adapta...
View full detailsBaader DT-Adapter II T-2 / SP54a expanding adapter (2458040)
Baader PlanetariumBaader DT-Adapter II T-2 / SP54a expanding adapter Digital T Adapter System II, T-2 in on M46 to M82 SP54 (M54, Hyperion) digital T-rings, design...
View full detailsBaader zero-tolerance protective Canon DSLR T-Ring T-2/M48 and 2" (2958550)
Baader PlanetariumBaader Zero-Tolerance Protective Canon DSLR T-Ring T-2/M48 and 2" Today's large sensor digital SLRs and advanced imaging techniques enable amateurs...
View full detailsBaader T-2 C-Mount with mounted UV/IR Cut Filter (2958520I)
Baader PlanetariumBaader T-2 C-Mount with mounted UV/IR Cut Filter 1" (25.4mm) C-mount (external thd) to T-2 Thread (internal thd) With integrated 1¼" filter mount ...
View full detailsBaader C-Mount T-2 with integrated 1¼" Filterholder (2958520)
Baader PlanetariumBaader C-Mount T-2 with integrated 1¼" Filterholder 1" (25.4mm) C-mount (external thd) to T-2 Thread (internal thd) With integrated 1¼" filter mou...
View full detailsBaader 1" C-Mount-Adapter with 1-1/4" Nosepiece length 18mm (2958515)
Baader PlanetariumBaader 1" C-Mount-Adapter with 1-1/4" Nosepiece length 18mm 1¼" nosepiece with 1" (25.4mm) C-mount 18mm insertion length (with integrated 1¼ "filt...
View full detailsBaader C-Mount Conversion-Ring 1"C(int) / T-2(ext) (2958521)
Baader PlanetariumBaader C-Mount Conversion-Ring 1"C(int) / T-2(ext) Converts C-mount to T2 Thread Ring has 1" C-mount internal threads and external T-2 threads Al...
View full detailsBaader C-Mount Nikon F-Mount Adapter (2958535)
Baader PlanetariumBaader C-Mount Nikon F-Mount Adapter Baader C-Mount adapter for Nikon F-mount DSLR camera lenses To connect DSLR camera lenses or DMK video module...
View full detailsBaader C-Mount Canon EOS (2958525)
Baader PlanetariumBaader C-Mount Canon EOS C-Mount to Canon EOS Adapter for DSLR camera lenses To connect DSLR camera lenses or DMK video modules Technical Specifi...
View full detailsBaader IMP85 Extension IR90 37mm (#2451320)
Baader PlanetariumBaader IMP85 Extension IR90 37mm 37.5 mm Extension for the IR90 - Integrated Rotating Focuser from PlaneWave to the telescope to gain more back fo...
View full detailsAntares 2" Binocular Filter adapter (BAF1)
AntaresAntares 2" Binocular Filter adapter You can attach 2" filters to your roof prism binoculars with this set (2) of BAF1. Fits binocular ...
View full detailsUnihedron Sky Quality Meter - Tripod adaptors
UnihedronUnihedron Sky Quality Meter - Tripod adaptors This adaptor kit was designed to fit the SQM, SQM,L,LU,LE,LR,DL. The battery compartments in the hand...
View full detailsBaader IMP85 Adapter to M68i (2451315)
Baader PlanetariumBaader IMP85 Adapter to M68i Connection camera side to M68x1 female thread on the Port 1 of the Instrument Multi Port IMP85 (#2451300) A variety ...
View full detailsBaader IMP85 Adapter to FT 3.5" (2451314)
Baader PlanetariumBaader IMP85 Adapter to FT 3.5" Telescope adapter for telescopes with Starlight Instruments FeatherTouch 3.5" focuser to the Instrument Multi Por...
View full detailsBaader IMP85 Adapter to M100 Internal (2451313)
Baader PlanetariumBaader IMP85 Adapter to M100 Internal This adapter is used to povide a M100x1 female thread for Alluna Optics at port 1 of the Instrument Multi P...
View full detailsBaader IMP85 Adapter to M100 External (2451312)
Baader PlanetariumBaader IMP85 Adapter to M100 External This adapter is used to mount the Instrument Multi Port IMP85 (#2451300) for Alluna Optics M100a (male thre...
View full detailsBaader IMP85 Adapter to IR90 Focuser (2451311)
Baader PlanetariumBaader IMP85 Adapter to IR90 Focuser This adapter is used to mount the Instrument Multi Port IMP85 (#2451300) to telescopes with IR90 focuser. A...
View full detailsBaader IMP85 Adapter to Hedrick Focuser (2451310)
Baader PlanetariumBaader IMP85 Adapter to Hedrick Focuser This adapter is used to mount the Instrument Multi Port IMP85 (#2451300) to the PlaneWave CDK 14/17/20/2...
View full detailsBaader M55a/M68a Adapter for All 2" Baader Mirrors and Prisms (2956110)
Baader PlanetariumBaader M55a/M68a Adapter for all 2" Baader mirrors and prisms Baader M55a / M68a (Zeiss) adapter for all Baader 2" mirror and prism star diagona...
View full detailsBaader 2" NexStar Locking Ring (2458270)
Baader PlanetariumBaader 2" NexStar Locking Ring Allows direct connection of Baader 2" Zenith Prisms and mirrors to Schmidt-Cassegrain telescopes. For Celestron S...
View full detailsBaader Universal Alan Gee II - Telecompressor (UAG II) (2454405)
Baader PlanetariumBaader Universal Alan Gee II - Telecompressor (UAG II) Schmidt-Cassegrain telecompressor/reducer and flatfield-corrector For Schmidt-Cassegrain-...
View full detailsBaader T-2 Locking Ring with Lever - for MaxBright® II (2458271)
Baader PlanetariumBaader T-2 Locking ring with lever - for MaxBright® II T-2 (M42x0.75) Locking ring with lever for direct attachment of the MaxBright® II onto al...
View full detailsBaader Bino auxillary-ring for adaptation of MaxBright® II (2458272)
Baader PlanetariumBaader Bino auxillary-ring for adaptation of MaxBright® II Maxbright II Bino rotation lock/auxillary-ring – for the shortest possible adaptation...
View full detailsBaader 2"M/2"M Inverter Ring with M48 internal filter thread (INVERT-2)
Baader PlanetariumBaader 2"M/2"M Inverter Ring with 48mm filter thread Converts 2" female into 2" male thread Internal M48 Filter thread for 2" filter Can be used ...
View full detailsBaader 2"F/ 2"F Thread-Inverter-Ring (INVERT-2F)
Baader PlanetariumBaader 2"F / 2"F Thread-Inverter-Ring Reverses 2" (50,8mm) male into 2" female SC-thread allows shortest possible rigid connection onto 2" SC-thre...
View full detailsBaader Off Axis Guider for Baader FlipMirror II (BFM-OAG)
Baader PlanetariumBaader Off Axis Guider for Baader FlipMirror II Off Axis Guider (BFM-OAG) for direct connection to the Baader FlipMirror II Star Diagonal (#24580...
View full detailsGeoptik Maksutov / schmidt cassegrain adapter (30A188)
GeoptikGeoptik Maksutov / schmidt cassegrain adapter Brass adapter to use all S.C. accessories on the Mack Technical Specifications Inside thread : Mak...
View full detailsWilliam Optics SCT to 1.25" RotoLock Visual Back Adapter (F-ROTO-A2-125-SCT-TA)
William OpticsWilliam Optics SCT to 1.25" RotoLock Visual Back Adapter The new RotoLock series of adapters from William Optics may well set the "gold' standard ...
View full detailsSvbony 68mm Extension Tube M42 (F9105A)
SvbonySvbony 68mm Extension Tube M42 Super easy to use; eyepiece put into the extended cylinder; then screw t adapter; t ring adapter and extended cylind...
View full detailsGeoptik Filter Reducer From 2" to 1.25" (10B008)
GeoptikGeoptik Filter Reducer From 2" to 1.25" Filter reducer from 2″ to 1,25″ In the Box Geoptik Filter Reducer From 2" to 1.25" Warranty & Manual A...
View full detailsGeoptik 2" connex hose for SW focuser (30A227)
GeoptikGeoptik 2" connex hose for SW focuser 2″ focuser SW adapter In the Box Geoptik 2" connex hose for SW focuser Warranty & Manual All Geoptik p...
View full detailsBaader 2" Safety Kerf nosepiece with 2" filter thread (2408156)
Baader PlanetariumBaader 2" Safety Kerf nosepiece with 2" filter thread Ultra hard 2"nose piece, with Baader proprietory Safety Kerfs (introduced with our Morpheus ...
View full detailsBaader UFC 1.25" AUX-Filter-Holder (UFC-1)
Baader PlanetariumBaader UFC 1.25" AUX-Filter-Holder (requires #2459113) Baader UFC 1¼" AUX-Filter-Holder Accepts mounted 1¼" filters Requires 1x UFC-RD50 Slider...
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