Products

230mm Unobstructed Aperture 1,610mm Focal Length (f/7) ~0.30Å Combined Bandpass (Double Stacked) Dual PC-USB Pressure Tuner Controllers ...

300 mm Aperture f/7 Focal Ratio Internal, Unobstructed Etalon System <0.65 Angstrom Bandpass (Single Stack) PC-USB Controlled True Doppler Pres...

40mm Aperture Dedicated Hydrogen-Alpha Solar Telescope Front-Mounted Etalon with Tilt-Tuning for 0.45Å Bandpass Enhanced Kit with Upgraded 1:1 Rac...

40mm Dedicated H-Alpha Solar Telescope Front-Mounted Double-Stack System with <0.29Å Bandpass B600 Blocking Filter for Full-Disk Views & Im...

40mm Aperture Dedicated Hydrogen-Alpha Solar Telescope 0.45Å Bandpass Front-Mounted Tilt-Tuned Etalon 6mm (B600) Blocking Filter for Visual and Im...

Aperture: 50mm Bandpass: <0.6Å Single-Stack Tuning: Doppler True Tuning (Pressure Tuner) Focuser: 1:1 Rack & Pinion Blocking Filter: B600 (...

Aperture: 50mm System Bandpass: <0.30Å (Double-Stacked) Tuning: Internal Pressure Tuner (Doppler True Tuning) Blocking Filter: B600 in 1.25" Di...

Aperture: 50mm Focal Length: 350mm Focal Ratio: f/7 Bandpass: <0.6Å Tuning: Internal Pressure Tuner (Doppler True Tuning) Blocking Filter: B600...

50mm Dedicated Hydrogen-Alpha Solar Telescope Internal Pressure Tuner (PT) System B600 Blocking Filter for Visual Use Rack & Pinion Focuser Id...

Aperture: 60mm Bandpass: ≤0.4Å (Single Stack) Tuning: Internal Pressure-Tuning (Doppler True Tuning) Blocking Filter: B1200 (12mm) Focuser: Rack &...

Aperture: 60mm Focal Length: 420mm (F/7) Bandpass (Double-Stack): <0.28Å Tuning: Internal Pressure-Tuned Etalon (Doppler True Tuning) Blocking ...

Aperture: 60mm Bandpass: ≤0.4Å (Single Stack) Tuning: Internal Pressure-Tuning (Doppler True Tuning) Blocking Filter: B600 (6mm) Focuser: Rack &am...

60mm Aperture 420mm Focal Length (f/7) Pressure Tuned Etalon (H-alpha) 0.45 Angstrom Bandpass (Single Stack) B600 Blocking Filter Modular Design f...

Aperture: 80mm Doublet Focal Length: 560mm Focal Ratio: f/7 Bandpass: <0.4 Å (Single-Stack) Blocking Filter: B1800 (18mm) Focuser: Dual-Speed R...

Aperture: 80mm ED Doublet Focal Length: 560mm Focal Ratio: f/7 System Bandpass: <0.28Å (Double-Stacked) Tuning: Pressure-Tuned Doppler True Tun...

Aperture: 80mm f/7 Doublet Focal Length: 560mm Focal Ratio: F/7 Bandpass: ≤0.4 Ångström (Single-Stack) Tuning: Internal Pressure Tuner (Doppler Tr...

80mm ED f/7 H-alpha refractor 560mm focal length Pressure tuning Supports B120...

1.25" Helical Focuser Non-Rotating Mechanism T2 Male and T2 Female Threads Brass Compression Ring Locking Collar for Secure Focus Description F...

Automates pressure tuning for any Lunt PT solar telescope Connects and is controlled via a standard USB connection Internal microprocessor compens...

Variable brightness control for solar viewing Available in 1.25" and 2" barrel sizes Threads directly onto standard eyepieces Engineered for use w...

1.25" Focuser Size 10:1 Dual-Speed Reduction Fine Focus 6-8 pound (2.7-3.6 kg) Load Capacity 0.5" Draw Tube Travel CNC Machined Aluminum and Brass...

Replaces stock helical focusers on Lunt Solar telescopes 1.25" eyepiece and accessory holder Rack and Pinion mechanism minimizes backlash and imag...

Red Dot Sun Finder for safe, precise solar alignment Glass projection plane provides a clear target Internal 3-point set screw system locks alignm...

12" Mounting Length Vixen-Style Dovetail Profile Black Anodized Aluminum Construction Four 1/4-20 Mounting Holes, Two Connecting Screws Included ...