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

Baader Hyperion 8mm 68° Baader Hyperion Eyepiece 8mm Huge 68 degree wide angle field, tailored to the maximum Visual angle of the human eye Phanto...

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

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...

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 0.5x 2" Focal Reducer Focal reducers can be used either visually or photographically to decrease focal length and increase true field at th...

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 24mm The Tele Vue Panoptic 24mm is designed to produce the largest true field possible in a 1¼” eyepiece. Its 27mm field stop i...

Tele Vue 5x 1.25" Powermate The Tele Vue 5x 1.25″ Powermate stands less than 3″ out of your focuser.. It is parfocal in ALL 1¼” diagonals and prism...

Tele Vue 4.0x 2" Powermate The Tele Vue 4.0x 2″ Powermate is a better choice for 2″ diagonals than Barlows, since it’s nearly parfocal. It is threa...

Sky-Watcher Rotator Adapter for EvoStar Refractors Allows Evostar 0.85x Reducer/Flatteners to easily adapt to your Evostar ED telescope Provides a...

Starizona Field Flattener for SkyWatcher EvoGuide 50ED The new Starizona EvoFF field flattener turns the Skywatcher Evoguide 50 into a sharp, po...

Losmandy V Series 7" Universal Dovetail Plate Losmandy V Series 7" Universal Dovetail Plate is a universal Vixen style dovetail plate.     Technica...

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

Farpoint Tri-Bahtinov Mask for Celestron and Meade Tri-Bahtinov Mask for Celestron & Meade based off the classic Bahtinov mask: it allows to fo...

Celestron Night Vision Flashlight A red flashlight is one of the most beneficial accessories you can own as an amateur astronomer, no matter how oc...

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...

Antares Single Eyepiece Case – 1.25" or 2" Protect your investment with the Antares Single Eyepiece Case, designed to safely store and transport yo...

Celestron 9x50 Right Angle Correct Image Finderscope (RACI) The Celestron 9x50 Right Angle Correct Image Finder is a great upgrade to the stock fin...

Astronomy Plus M54F to M42M Adapter  M54F to M42M metallic adapter. Adds 2 mm of back spacing Technical Specifications Connection Side A M54 x 0...

Astronomy Plus M42F to M42F 6mm Adapter M42F to M42F metallic adapter. Adds 6 mm of back Focus Technical Specifications Connection Side A M42 x ...

Broquet Star Finder Alpha 2000 Junior The Alpha 2000 star finder is a simple instrument that allows you to locate stars and constellations. For bud...

Optolong L-Para 10nm Dual Narrowband Light Pollution Filter Why do we make a L-Para filter with a dual band of 10nm? In Chinese culture, the number...

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...

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...

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

Askar Extra 2" Filter Holder for M54 Filter Drawer In the Box Askar Extra 2" Filter Holder for M54 Filter Drawer   Warranty & Manuals Askar W...

Seymour Helios Solar Glass Binocular Filters (Pair) This pair of premium solar filters are safe for solar viewing when mounted on binoculars. They ...

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