Lunt 40mm THa Solar Telescope BF6

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Sale!

Lunt 40mm THa Solar Telescope BF6

SKU: LS40Tha-600
$1,399.00 $1,349.00 AUD
4% OFF!

or 4 payments of $337.25 with Afterpay

Backorder (Availability can be less predictable during pandemic. Contact us if unsure.).

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The All New Lunt LS40THa-600 Solar Telescope provides the basic essentials perfect for a first time introduction to solar observing. A true grab and go dedicated hydrogen alpha telescope, the Lunt 40mm F/10 system is sure to impress allowing both amateur and seasoned professions to experience  the awe inspiring phenomena of our closest Star!

Easily portable and a joy to use, the Lunt 40mm joins the Lunt Telescope line up as our smallest aperture offering, while providing the power,  amazing detail and quality you expect from a Lunt Telescope -all at an impressive ~4.0mm Solar Image Size!

The Lunt 40mm Hydrogen Alpha Telescope includes a Non-Rotating Helical Focuser, integrated Vixen Style Dovetail, and B600 Blocking Filter for both visual and photography purposes.

Specifications Lunt LS40THa-600: 

  • System Wavelength: 28nm. Hydrogen-alpha (tuneable, dedicated)
  • System Focal Length: f10
  • Sun Image Size: 67mm
  • Objective: Precision Doublet (Optimized at 656nm)
  • Blocking Filter: 6mm
  • Etalon Size: 40mm full aperture precision Lunt Etalon
  • Etalon Peak Transmission: >88%
  • Etalon Net Finesse: 19
  • Etalon FSR (Free Spectral Range): 12 Angstroms
  • Etalon Tuning: Conventional Tilt through +/- 1 Angstrom
  • Etalon FWHM (Bandpass): <0.65 Angstrom
  • Weight of Telescope: 3.7kg

Additional Features:

  • Integrated Vixen Style dovetail plate (included) with integrated 1/4-20 tapped holes in base for camera mounts
  • Non-rotating helical focuser (included) (upgrade to FT available)
  • Sol-Searcher (Included)
  • DS (Doublestack) available by pre-order soon (Optional accessory) (not included)
  • Fitted Foam
  • Color: Pearl White with Black and Red accents

Suggested Accessories: (not included above)

  • Hard Case
  • Lunt Zoom Eyepiece
  • Lunt 19mm Eyepiece
  • 12mm (imaging) Blocking Filter
  • Doublestack Filter (TBD)
  • Solar Tracking Mount

 

Compare:

  • Bandpass FWHM:
  • Lunt 40mm (Single Stack): <0.65Angstrom External Etalon
  • Coronado PST (Single Stack):Sub-Angstrom <1.0 Angstrom Internal Etalon

Etalon Size: 

  • Lunt 40mm: External 40mm clear aperture (no obstruction)
  • Coronado PST: Internal 18mm clear aperture (no obstruction)
  • Coronado 40mm: External 40mm obstructed

Tuning:

  • Lunt 40mm: Conventional front mount tilt tune
  • Coronado PST: Internal Mechanical Compression

Blocking Filter:

  • Lunt 40mm: 6mm standard, Upgradeable to 12mm
  • Coronado PST: Fixed 5mm, NOT upgradeable

Focuser:

  • Lunt 40mm: Non-rotating Helical, Upgradeable to Feather Touch
  • Coronado PST: Internal sliding pentaprism, NOT upgradeable

Sun Finder:

  • Lunt 40mm: Tele Vue Sol Searcher included (alignable)
  • Coronado PST: Inegrated Sun Finder (not alignable)

Mount Attachment:

  • Lunt 40mm: Vixen Style dovetail with integrated 1/4-20 tapped holes for camera mounts included
  • Coronado PST: 1/4-20 tapped holes in base. Dovetail an added option

Country of Manufacture:

  • Lunt 40mm: USA (Tucson, Arizona)
  • Coronado PST: Mexico

Etalon Specification:

  • There is no comparing Lunt Etalon specifications with any other brand. Other brands simply do NOTprovide their specifications. Compare and SEE the difference a Lunt Etalon makes.

 

Coming Soon

  • The New Lunt 40mm Solar Telescope is a F/10 hydrogen-alpha dedicated telescope.
  • Blocking Filter : B600 Standard (5mm) Upgradeable to B1200
  • 3.67mm Image Size
  • External Full Aperture Lunt Etalon with tilt-tuning adjustment allows for a 0.65 Angstrom bandpass.
  • The Lunt 40mm comes with an integrated vixen style dovetail (with integrated 1/4-20 tapped holes for camera mount) and non-rotating helical focuser (upgradeable to Feather Touch). It’s the perfect telescope for beginners & enthusiasts alike. (Eyepiece not included).

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Have a question about this product?

CALL NOW : +61 2 9518 7255 OR EMAIL BELOW


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