Discount Codes Eligible

Askar 0.7x Full Frame Reducer for FRA400/FRA500 5.6 The Askar new FRA400/FRA500 F3.9 full-frame reducer reduces the telescope’s effective focal rat...

Celestron Regal Premium Tripod The perfect tripod should be stable yet lightweight and easy to operate, requiring minimal knob twisting and lever f...

Celestron UpClose G2 10x50 Porro Box Binoculars Get up close to the action with UpClose G2 binoculars. Pack these binoculars along for vacations, h...

Celestron PowerTank Glow 5000 The PowerTank Glow 5000 is an essential for any amateur astronomer. This 2-in-1 device features a rechargeable handhe...

Celestron Powerseeker 50AZ Telescope The PowerSeeker 50 is a refractor telescope perfect for terrestrial and celestial viewing on the go. The Power...

William Optics High Latitude Vixen Style Base Mount 100% precision CNC made . It’s big upgrade for the stability and adjustment Adjustment from...

Celestron Nature DX ED 8x42 Celestron’s award-winning Nature DX binocular gets a major upgrade with the addition of ED objective lenses. Nature DX ...

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

Baader Hyperion 24mm 68° Baader Hyperion Eyepiece 24mm Huge 68 degree wide angle field, tailored to the maximum Visual angle of the human eye Phan...

Sky-Watcher Star Adventurer Counterweight Kit Counterweight kit for Star Adventurer mount. Not compatible with Star Adventurer GTi. In the Box S...

Celestron 1.25" Collimation Eyepiece The Celestron Cheshire Eyepiece is ideal for precise collimation of Newtonians and helpful for aligning Schmid...

Celestron X-CEL LX 1.25" 2x Barlow Lens When inserted between the eyepiece and telescope, this X-Cel 2X Barlow lens doubles the magnification of al...

Celestron Lunar And Planetary 1.25" Filter Set Colored filters can be used to bring out details on a planet’s surface or its cloud structure. All o...

ZWO ASI6200MM Pro Mono Cooled - New Gen. ASI6200MM/MC Pro uses Sony’s back-illuminated IMX455 Full Frame format native 16-bit ADC sensor. It has 3...

ZWO 1.25" T-Mount Standard ZWO 1.25" T-Mount fits on any telescope that uses a 1.25″ eyepiece focuser for prime focus photography. The T-mount is m...

Celestron Sky Maps Learn the night skies of the Northern Hemisphere with Celestron Sky Maps! This classic collection of seasonal star charts, toppe...

Celestron Dew Shield C9.25 - C11 The Celestron Dew Shield DX is an essential accessory that protects your optical tube in the field. It prevents ex...

Howie Glatter Concentric Circle Projection Attachment When it comes to lasers and collimation, one of the most trusted names in the business is gur...

PrimaluceLab Temperature Sensor The PrimaluceLab Temperature Sensor is compatible both with ECCO, the environmental computerized controller for EAG...

Tele Vue Plössl 32mm The Tele Vue Plössl 32mm, with its larger 50° apparent field, will deliver the same true field as the 40mm but with higher m...

SVBONY SV545 Petzval Astrograph 203mm Lens F/4.5 Key Features Advanced 3G5E Petzval APO Design Our 3-group, 5-element triplet Petzval APO struct...

Go oiseaux ! Calendrier Oiseaux du Québec 2026 C'est déjà la 11e édition du calendrier des oiseaux du Québec Go oiseaux! Youppi! Il est praticulièr...

PrimaluceLab SESTO SENSO 3 SESTO SENSO 3 is our most advanced robotic focusing motor for rack-and-pinion or Crayford-style focusers, combining high...

Buckeye TriBahtinov Isolation Masks A TriBahtinov mask aids in both focusing and collimating telescopes with collimatable optics.  When collimating...

Astronomy Plus M54 T Adapter for LARGE SCT EDGE HD (9.25/11/14)   This T-Adapter is designed to connect your Celestron C925HD, C11HD, or C14HD Edge...

ZWO CAA M42 Adapter Plate  The ZWO CAA-M54 Camera Angle Adjuster now has an optional M42 adapter, designed to meet the growing demand from users wh...

Astronomy Plus M48F to M54M Adapter M48F to M54M metallic adapter. Adds 0 mm of back spacing Technical Specifications Connection Side A M48 x 0....

Sky-Watcher AL-EQ55i Pier Extension Pier extension for the EQ-AL 55i mount. This accessory raises the mount head by 8.5 inches and increases cleara...

Baader Q-Barlow 2.25x / 1.3x This high-quality 2.25x Barlow made of exotic glasses provides the rare extension factor of 2.25x. So, there are no du...

William Optics MiniCat 51 f/3.5 WIFD Designed for photography enthusiasts who love wide-angle views. Its standout feature is an ultra-bright f/3.5 ...

Baader MaxBright® II Binoviewer with Case (BINO) 27mm prisms with 26 / 25,5mm clear aperture, for all 1,25"-eyepieces – up to focal lengths of 35m...

Baader Wide-T-Ring D52 for Canon R with S52 Adapter Baader Wide-T-Ring Canon R to connect Canon EOS R cameras on the Astro T-2 system and S52 dove...

Askar 0.75x Reducer for Askar 71F Telescope Get ready for brighter images and a wider field of view for your Askar 71F! More details on...

Baader Laser Collimator "Colli" - Mark III Laser-Collimator for easy collimation of your telescope in 1-2 minutes High-quality, impact-resistant ...