Products

Adapts M42 threaded accessories to 1.25" focusers and holders Coaxial locking mechanism ensures a self-centering, secure grip PETF inner ring prev...

Adapts M42x0.75 male threads to accept 1.25" eyepieces and accessories Provides 37mm to 47mm of adjustable focus distance Three locking thumbscrew...

Reduces light pollution from artificial lighting Enhances contrast for emission nebulae Available in 1.25", 2", and Canon EOS-C formats Durable al...

Blocks unwanted Ultraviolet (UV) and Infrared (IR) wavelengths Standard 2-inch filter threads for wide compatibility Improves image contrast and c...

Reduction Factor: 0.8x Optical Design: Reducer and Field Flattener Telescope Connection: 2-inch Barrel Camera Connection: M42x0.75 T-Ring Thread O...

Focal Length Reduction Factor: 0.8x Optical Design: 4-element, 3-group Telescope Interface: 2.4" Slip-fit Barrel Camera Interface: Threaded for Te...

Reduction Factor: 0.8x Effective Focal Length (on TV-102): 704mm Effective Focal Ratio (on TV-102): f/6.9 Compatibility: TV-102 and 800-1000mm f...

Connection Side 1: Male T-Thread (M42x0.75) Connection Side 2: Female Thread for 1.25" Powermate Compatibility: Tele Vue 2.5x and 5x 1.25" Powerma...

Extension Length: 2 inches (50.8mm) Barrel Diameter: 2 inches Locking Mechanism: Brass clamp ring with single thumbscrew Safety Feature: Undercut ...

Extension Length: 3.5" (89mm) Telescope Connection: 2" Barrel Accessory Connection: 2" Barrel Material: Anodized Aluminum Internal Finish: Matte B...

Adds 1.2" (30.5mm) of Extension For 2" Focusers and Accessories Non-Marring Brass Clamp Ring Dual Thumbscrews for Secure Lock Accepts Standard 2" ...

SCT Adapter (ACC-0003): threads onto a standard SCT rear cell 2" 90° Everbrite Diagonal (DDP-8004), 99% dielectric mirror 2"-1.25" HiHat adapter i...

Extension Provided: 1mm (0.040") Accessory Standard: Tele Vue 2.4" Imaging System Connection Type: Threaded Material: Black Anodized Aluminum Oute...

Extension Length: 2mm (0.080") Connection Type: Tele Vue 2.4" Proprietary Thread Format: Accessory Tube Material: Black Anodized Aluminum Compatib...

Component Type: Fixed Extension Tube System Format: Tele Vue 2.4" Imaging System Optical Length: 0.25" (6.4mm) Connection Side 1: M61x1 Male Threa...

Extension Length: 9.5mm (0.375") Format: Tele Vue 2.4" Accessory Standard Connection Side 1: 2.4" Female Thread Connection Side 2: 2.4" Male Threa...

Extension Length: 0.50" (12.7mm) Connection Standard: Tele Vue 2.4" Imaging System Thread Material: Black Anodized Aluminum Clear Aperture: >2....

Extension Length: 1.0" (25.4mm) Format: Tele Vue 2.4" Imaging System Connection Side 1: 2.4" Male Thread Connection Side 2: 2.4" Female Thread Mat...

Connection Side 1: 2.4" Female Thread for Tele Vue NPis Focusers Connection Side 2: 2" Accessory Barrel with Brass Clamp Ring Material: Anodized A...

Magnification: 2.5x Barrel Size: 1.25" Optical Design: 4-Element Pupillary Corrector Compatibility: Visual and Photographic Use Filter Threads: Ye...

Magnification Factor: 2x Barrel Size: 1.25" Optical Design: 2-Element, Fully Multi-Coated Eyepiece Holder: Brass Compression Ring Filter Threads: ...

Magnification Factor: 2x Barrel Size: 2" with 1.25" Adapter Optical Design: 4-Element, Telecentric Coatings: Fully Multi-Coated Filter Threads: Ye...

Magnification Factor: 2x Barrel Size: 2" Optical Design: 4-element Telecentric Amplifier Coatings: Fully Multi-Coated Filter Threads: Yes (48mm / ...