Products

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...

2.5x Magnification Factor 1.25" Barrel Size 4-element, pupillary-correcting optical design Threaded for 1.25" (M28.5 x 0.6) filters Weighs 0.45 lb...

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: 2-Element Coatings: Fully Multi-Coated Filter Threads: Yes (48mm for 2...

2x Magnification Factor 2" Barrel with 1.25" Adapter 4-Element Pupil-correcting Optical Design Fully Multi-Coated Optics Accepts 48mm (2") Filters...

Telescope Compatibility: Fits any 3-inch (76.2mm) outer diameter tube Mounting Interface: Three 1/4"-20 tapped holes Accessory Interface: Dual top...

Magnification Factor: 3x Barrel Size: 1.25" Optical Design: 2-element Coatings: Fully multi-coated Compression Ring: Yes, brass Filter Threads: Ye...

Fits: Tele Vue 4" tubes such as the NP101is Mounting: Three 1/4"-20 tapped holes; recommended for all Tele Vue alt-az mounts Hinge Type: Clamshell...

Connection (Telescope Side): Tele Vue 2.4" Imaging System thread Connection (Filter Side): 48mm filter thread (standard 2" filters) Application: T...

4x Magnification Factor 2-Inch Barrel with 1.25" Adapter 4-Element Pupillary Corrector Optical Design Brass Clamp Ring Eyepiece Holder A...

5x Magnification Factor 1.25" Barrel Size 4-element Pupil-correcting Optical Design Weighs only 0.40 lbs (181 g) Brass Clamp Ring Eyepiece Holder ...

Reflectivity: 99% Everbrite Dielectric Coatings Viewing Angle: 60° Barrel Size: 1.25" Construction: Machined Aluminum Housing Eyepiece Holder: Non...

Diagonal Type: 90° Mirror (Star) Barrel Size: 1.25" Reflectivity: 96% Eyepiece Holder: Brass Clamp Ring Filter Threads: Yes (1.25") Description...

Reflectivity: 99% Dielectric Coating Substrate Material: Pyrex Barrel Size: 1.25" Optical Angle: 90° Eyepiece Holder: Non-marring Brass Clamp Ring...

Reflectivity: 99% Dielectric Coatings Mirror Substrate: Pyrex Body Construction: CNC-Machined Aluminum Eyepiece Holder: Non-Marring Brass Clamp Ri...

Independent X-Y Axis Adjustment Attaches Directly to Tele Vue Ring Mount Slots Accepts the Tele Vue 60 Dovetail Mounts to Tele Vue Ring Mounts and...

Seat Height Range: 20.5" to 28" Lift Mechanism: Class 4 Pneumatic Piston Weight Capacity: 550 lbs (250 kg) Cushion Thickness: 4 inches B...

Filter Type: Hydrogen-Beta (Hβ) Narrowband Available Sizes: 1.25" and 2" Mounted Primary Targets: Horsehead Nebula, California Nebula Manufacturin...

Unique Narrowband Design: Transmits both Hβ and OIII emission lines in a single, targeted passband for maximum contrast. Blocks Red Wavelengths:...

Isolates doubly ionized oxygen (OIII) emission lines Dramatically increases contrast on planetary nebulae and supernova remnants Manufactured by A...

Corrects coma aberration in fast f/3 to f/6 Newtonian reflectors Designed for 3-inch focusers to illuminate sensors up to a 52mm diagonal 4-elemen...

Function: Adapts Tele Vue X-Y Mount to the SAB-1001 SCT Bracket Compatibility: Tele Vue AAM-0001, Tele Vue SAB-1001 SCT Bracket Material: Black An...

Connections: Canon EOS Bayonet (Camera Side) / Tele Vue 2.4" Thread (Telescope Side) Clear Aperture: 25% larger than standard T-rings Application:...

11mm Focal Length 62° Apparent Field of View 20mm Constant Eye Relief 1.25" Barrel Diameter 11.7mm Field Stop Weighs only 7.1 oz (201 g) Descri...