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Ikarus StellarMate Pro 128GB Observatory-class Astrophotography Controller: 4x12VDC outputs, 2x Dew Heaters, and 1x Variable Voltage 8 GB RAM and ...

Player One M54M-M54M 2MM Adapter M54M-M54M 2mm adapter Material：Aluminum 6061-T6 Adapter：M54*0.75  male threads on both sides Extention Length: 2mm...

ZWO M54M-M54F 21mm This adapter allows conversion from female M54 to female M54 with 21mm spacing. Technical Specifications M54 M...

Lunt SunOculars (mini) 6x30 Solar Binocular  Perfect for kids 13 yrs ADULT SUPERVISION RECOMMENDED! Truly a pocket sized instrument that you can...

Askar 103APO 0.8x Full-Frame Reducer The 0.8x reducer can bring Askar 103APO's focal ratio down to F5.4. This is a standard reducer with field flat...

Les Yeux Tournés Vers Le Ciel L’astronome amateur « tout terrain » Philippe Moussette réédite avec les éditions du joyeux drille un livre sur l’as...

ADM D Series Female to V Series Female Adapter Two female dovetails on each side of the single clamp. Allows mounting D Series male dovetails ...

Astronomik ProPlanet 642 BP IR-pass filter  The Astronomik ProPlanet 642 BP is the latest addition to the family of Astronomik ProPlanet IR-pass f...

Takahashi Bracket for 6x30 finderscope The Takahashi 6X30 finderscope bracket is compatible with the Takahashi 6X30 finderscope.  For mounting...

Vaonis Vespera Lens Ring (spare part) Replacement part. The Vespera Lens Ring comes in the original Vespera pack. Only suitable for the Vespera ob...

SVBONY SV209 1.0x Flattener for SV550 80F6 M63x1 SV209 1.0x Flattener Corrects the Field for SV550 80F6 Astrophotography The Calculation Method of...

SVBONY SV211 135mm Handle Bar Guide Scope/ Finder Dovetail Mount This SV211 handle 135mm is suitable for OTA SV503 70F6, SV503 80F7 and SV550 80F6...

Lunatico Astronomia CloudWatcher Solo CloudWatcher “Solo”, designed by Lunático to make the most of the CloudWatcher. It is a tiny computer customi...

Baader 2" Cool-Ceramic Safety Herschel Prism Mark II (Visual / Photographic) 2" wedge prism according to Herschel - one-sided Phantom ...

PrimaluceLab ESATTO 2" LP Low Profile Robotic Focuser ESATTO 2” LP is the most compact low profile robotic focuser specially designed for telescope...

Player One ERF 1.25″ Filter S-series for Quark Chromosphere Player One S series filter using high quality optical glass substrate and multi-layer c...

Pegasus Astro 2.1mm to 2.5mm Cables Male 2.1mm x 5.5mm to Male 2.5mm x 5.5mmMax current: 5ALength: 1.5m /5 feet In the Box 2 x Pegasus 2.1mm to ...

Baader Single Polarizing Filter Baader Polarizing Filter Screws into 1¼ or 2" eyepieces/threads. Useful in Lunar and Solar observations to limit br...

Baader Morpheus 9mm 76° Even if a certain movie-classic hints otherwise – the Morpheus® are absolutely real. Featuring a true 76° field of view, th...

Baader Hyperion 21mm 68° Baader Hyperion Eyepiece 21mm Huge 68 degree wide angle field, tailored to the maximum Visual angle of the human eye Phan...

Baader Hyperion 13mm 68° Baader Hyperion Eyepiece 13mm Huge 68 degree wide angle field, tailored to the maximum Visual angle of the human eye Phan...

Baader Contrast Booster Filter Eliminates the color error of economy refractors. Clearly puts the real quality of the lens on display. Removes the...

Baader 2" Mirror Diagonal with 2" ClickLock With their ground-breaking introduction several years ago of the all-dielectric 2" Maxbright star diago...

Baader 2" Mark III MPCC Multi Purpose Coma Corrector Coma corrector for Newton telescopes, that reduces neither the focal length nor the image...

Antlia ALP-T Dual Band Ha+OIII 5nm Highspeed Filter ALP-T Dual Band 5nm Highspeed Filters are further optimized to work with high-speed imaging sys...

Antares Speers-Waler Series3 31.5mm 90° Speers-Waler Series3 eyepieces offer a wider field of view W70 Series. The 2" Antares Speers-Waler Series3 ...

Buckeye Stargazer Camera Rotation Level If you don’t have an automatic rotator, these simple camera bubble levels will help orient your camera to 0...

Antares SCT Camera Adapter M42 55mm TAL threads directly onto the back of your Schmidt-Cassegrain and outputs M42 T-thread with a 55mm extension.  ...

Antares M54-M48 Camera Adapter M54-M48 reduces female M54 to female M48 In the Box Antares M54-M48 Camera Adapter Warranty & Manuals Antares ...

Antares 6-Point, 50mm Finderscope Bracket The F50FB 6-point finder bracket installs in the receiving shoe on your telescope, or our parts FURB or S...

Antares 1.25" Laser Collimator Align your optics with a precision the Antares 1.25" Laser Collimator. An absolute must for Aspheric system performa...

ZWO ASI183MC Pro Color Camera All Pro cameras (with cooler) need to be connected to an external 11-14v power supply to image.  You can also use ASI...

William Optics 48mm T mount for Canon EOS   In the Box William Optics 48mm T mount for Canon EOS Warranty & Manuals William Optics 2-Yea...

Tele Vue Panoptic 35mm The Tele Vue Panoptic 35mm has a large true field with plenty of eye relief for eyeglass wearers. When combined with a Pa...