solar telescopes

Lunt 40mm Dedicated H-Alpha Telescope with B500 Blocking Filter - LS40THa/B500

Lunt Solar Systems   ——   SKU: LUN-LS40THa/B500
$1,004.00 CAD
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Product Info

The Lunt 40mm 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 has the smallest aperture offering of all the dedicated h-alpha solar telescopes at Lunt Solar Systems, while providing the power,  amazing detail and quality you expect from a Lunt Telescope -all at an impressive ~4.0mm Solar Image Size! 

This Lunt 40mm Hydrogen Alpha Telescope includes a Non-Rotating Helical Focuser, integrated Vixen Style Dovetail, a built-in Sol Searcher sun finder and a B500 Blocking Filter for visual use.  For photographic use, we recommend a B600 or B1200 blocking filter.


  • System Wavelength: 656.28nm. Hydrogen-alpha
  • System Focal Ratio: f10
  • Focal Length:  400 mm
  • Objective: Precision Doublet (Optimized at 656nm)
  • Objective Coating:  Ion Assist Ultra-Narrowband AR (656 nm)
  • Focuser:  Non-rotating helical
  • Sun Finder:  Built-in Tele Vue Sol Searcher
  • Etalon Size: 40mm full aperture
  • Etalon Material:  UV Grade Fused Silica
  • Etalon Tuning: Tilt
  • Etalon FWHM (Bandpass): <0.7 A
  • Blocking Filter: 5mm in 1.25" diagonal
  • Blocking Filter Bandpass:  6 A
  • Mounting Foot: 4" Vixen dovetail plate
  • Weight of Telescope: 2.8 lb
  • Telescope Storage:  Box with fitted foam

NOTE; Telescope in photo is show with OPTIONAL LUNT ZOOM EYEPIECE.  Not included with this purchase and for illustrative purposes only 


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