More products from the brand :Lunt

Lunt Double-Stack LS40FHa solar filter for LS40THa

CHF 949

Order No. FS-0002

Disponible en stock chez le fournisseur

Free delivery against signature
Easy, free returns

Lunt LS40FHa solar filter: advanced solar observation

Add a new dimension to your solar observations with the Lunt LS40FHa solar filter, designed to transform your LS40THa solar telescope into a high-performance Double Stack system. This front-mounted filter reduces the bandwidth to < 0.55 Å, revealing incredibly sharp solar detail and increasing contrast on the Sun's surface and prominences.

LS40FHa highlights

  • 40 mm opening: With no central obstruction, for optimum brightness and clarity.
  • Double Stack: Reduces bandwidth to < 0.55 Å, considerably improving contrast and enabling observation of details invisible in Simple Stack mode.
  • Exclusive compatibility : Designed specifically for the Lunt LS40THa solar telescope.
  • Tilt adjustment system : Allows precise adjustment to eliminate stray reflections and optimize the image.
  • Robust, lightweight construction: Made from high-quality aluminum and glass, it weighs just 400 g.

Why choose the LS40FHa?

  • Unparalleled solar details: With reduced bandwidth, observe fine structures such as filaments, solar flares and granulation with exceptional sharpness.
  • Contrast enhancement : Ideal for solar astronomy enthusiasts looking to explore the intricacies of the solar chromosphere.
  • Easy installation : Attaches directly to the LS40THa telescope lens with the included adapter.
  • Versatility in observation and astrophotography : Perfect for capturing detailed images of the Sun with a suitable camera.

Technical specifications

  • Optical aperture : 40 mm
  • Bandwidth (Double Stack) : < 0,55 Å
  • Setting : Mechanical tilt
  • Weight : ~400 g
  • Dimensions : Diameter 95 mm, length 60 mm
  • Materials : Aluminum and optical glass
  • Storage : Compatible with a rigid aluminium case (sold separately).

Included in the package

  • Lunt LS40FHa solar filter
  • Front-mounting adapter
  • Instruction manual

Important

The Lunt LS40FHa filter must be used exclusively with a Lunt LS40THa solar telescope fitted with a blocking filter (sold separately). This guarantees safe observation of the Sun.

Recommended applications

  • Observe fascinating details: Like protuberances, filaments and sunspots with enhanced contrast.
  • Capture spectacular images: From the Sun, thanks to perfect compatibility with astrophotography.

Transform your LS40THa solar telescope

Discover the Sun like never before with the LS40FHa Double Stack Lunt filter! Enjoy enhanced contrast and unrivalled resolution for advanced solar observations.

Products in the same category

Verre Haute résolution pour SFPT 80MT & 100MT
High-resolution glass for SFPT 80MT & 100MT
CHF 349
Filtre bloquant Lunt pour l'observation du soleil en Calcium-K B600 - Tube droit 2"
Lunt blocking filter for sun observation in Calcium-K B600 - 2" straight tube
CHF 1'999
Sky-Watcher HELIOSTAR-100Ha
Sky-Watcher HELIOSTAR-100Ha
CHF 4'729
Lunette d'observation solaire LS40THa avec filtre bloquant B1200
LS40THa solar spotting scope with B1200 blocking filter
Original price was: CHF 1'799.Current price is: CHF 1'209.
Lunt LS230THa Double Stack avec B3400 – L’ultime télescope solaire H-alpha
Lunt LS230THa Double Stack with B3400 - The ultimate H-alpha solar telescope
Original price was: CHF 58'299.Current price is: CHF 53'299.
Filtre bloquant Lunt pour l'observation du soleil en Calcium-K B1200 - renvoi coudé 2"
Lunt blocking filter for Calcium-K B1200 sun observation - 2" elbow return
CHF 2'499
Filtre bloquant Lunt  pour l'observation du soleil en H-alpha B1200 - Tube droit 2"
Lunt blocking filter for H-alpha sun observation B1200 - 2" straight tube
CHF 1'299
DayStar Quark - Sodium
DayStar Quark - Sodium
CHF 1'215
LS50THa/B400R&P10-1
LS50THa/B400R&P10-1
CHF 1'337
LS40THa/B1200
LS40THa/B1200
CHF 1'227
Filtre bloquant Lunt  pour l'observation du soleil en H-alpha B1200 - renvoi coudé 1.25"
Lunt blocking filter for H-alpha sun observation B1200 - 1.25" angled return
CHF 1'299
Filtre bloquant Lunt pour l'observation du soleil en H-alpha B500 - renvoi coudé 1.25"
Lunt blocking filter for H-alpha sun observation B500 - 1.25" angled return
CHF 499
LS130MT/R&P sans filtre bloquant (à choisir séparément)
LS130MT/R&P without blocking filter (select separately)
CHF 8'690
Module Lunt Double Stack DSII/SFPT pour Lunt LS80MT et LS100MT
Lunt Double Stack DSII/SFPT module for Lunt LS80MT and LS100MT
CHF 3'699
Lunette d'observation solaire LS50THa avec filtre bloquant B400
LS50THa solar spotting scope with B400 blocking filter
Original price was: CHF 1'529.Current price is: CHF 1'099.
DayStar Quark - Calcium H-line
DayStar Quark - Calcium H-line
CHF 1'215

Our new products

Valise de transport en aluminium pour Sky-Watcher SKYMAX-150
Aluminium carrying case for Sky-Watcher SKYMAX-150
CHF 169
Sky-Watcher SKYMAX-127 EQ3 PRO
Sky-Watcher SKYMAX-127 EQ3 PRO
CHF 1'049
Sky-Watcher SKYMAX-127 EQ3-2
Sky-Watcher SKYMAX-127 EQ3-2
CHF 699
Skywatcher Skymax-127T OTA
Skywatcher Skymax-127T OTA
CHF 429
Skywatcher Skymax-102 OTA
Skywatcher Skymax-102 OTA
CHF 269
Skywatcher Skymax-102 EQ2
Skywatcher Skymax-102 EQ2
CHF 385
Skywatcher Skymax-90 OTA
Skywatcher Skymax-90 OTA
CHF 219
Télescope Skymax-90 EQ-1
Skymax-90 EQ-1 telescope
CHF 269
Skywatcher Explorer 130 EQ2
Skywatcher Explorer 130 EQ2
CHF 249
Skywatcher Explorer 130M Motorisé
Skywatcher Explorer 130M Motorized
CHF 349
[category_menu_mobile]