Products

Accepts both 3" Losmandy and Vixen/EQ style dovetails 230mm overall length for enhanced stability Multi-contact ribbed dovetail faces for optimize...

Accommodates both 3" Losmandy D-style and Vixen V-style dovetail bars Extended length improves balance and acts as a functional counterweight Feat...

Converts the rear port thread on Celestron C90, NexStar 4, and Meade ETX telescopes Adapts the proprietary thread to a standard 2" Schmidt-Cassegr...

Converts female T-2 (M42x0.75) threads to male M48x0.75 threads Functions as a T-2 to 2-inch filter thread adapter Male M48 thread fits all 2" fil...

Adapts Baader Morpheus eyepieces to Kowa spotting scopes Compatible with Kowa TSN 770 and TSN 880 models Clamps 1.25" eyepieces and connects to th...

Enables high-magnification eyepiece projection photography Accepts standard 1.25" eyepieces with up to a 38mm outer diameter Includes two 40mm T-2...

Adapts Baader BDS-NT Focuser to flat surfaces Ideal for truss-tube Dobsonians and custom astrographs Provides a stable, flush mounting point Repla...

Instantly switch between three different instrument ports Straight-through port for primary camera or spectrograph 90° mirrored port for visual ob...

Genuine Calcium Fluorite (CaF2) Two-Element Cemented Design Delivers a Flat Image Field of Its Own Variable Magnification Factor Achieved by Adjus...

Adds precise focusing to 1.25" eyepieces or accessories Connects to female M36.4 Vixen-style threads For Vixen, Takahashi and Lichtenknecker focus...

Adds precise helical focusing to any T-2 thread Accepts standard 1.25" eyepieces and accessories Three clamping screws for fine centering, plus a ...

Adapts M68 (Zeiss) accessories to multiple telescope focuser threads Provides native connection for 2.7" (Astro-Physics) focusers Provides native ...

Reduces violet/blue color fringing in achromatic refractors Blocks unfocused near-infrared (NIR) light for sharper digital images Maintains a natu...

Corrects for insufficient back focus to allow binoviewer use Available in 1.25x, 1.7x, and 2.6x magnification factors Removes prism-induced colour...

Accommodates Tube Diameters: 60mm to 120mm Ring Width: 28mm Adjustment Screws: Three M10 with Non-Rotating Ball-Bearing Tips Material: Solid Turne...

Accommodates Tube Diameters from 110mm to 160mm Massive 28mm Ring Width for High Rigidity Three M10 Adjustment Screws Per Ring 10mm Non-Rotating, ...

Premium grade H-alpha interline chip CCD-filter for fast optical systems f/10 to f/2.8 IR-blocked NO halos, NO reflections, NO ghosting Non-aging ...

Heavy-duty quick changer for heavy cameras and accessories Features a Zeiss-style pressure block for secure, non-marring clamping Provides 360° ro...

Enables rapid connection and disconnection of T-2 accessories Heavy-duty design supports heavier cameras and filter wheels Eliminates the risk of ...

Customizes eyecup height for optimal eye placement Provides a secure clamping surface for smartphone adapters Stackable design for eyepiece projec...

Makes 2-inch Baader Hyperion eyepieces parfocal Sets a precise, repeatable focus position for each eyepiece Integrated brass clamp ring prevents s...

10mm Focal Length 68° Apparent Field of View Modular Dual 1.25" and 2" Barrel Design 8 Lens Elements in 5 Groups Baader Phantom Group Multi-Coatin...