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

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.
Accessoire LS130: Module CaK (calcium)
LS130 accessory: CaK (calcium) module
CHF 2'399
LS50THa/B400R&P10-1
LS50THa/B400R&P10-1
CHF 1'337
LS50THa/B600R&P
LS50THa/B600R&P
CHF 1'299
Filtre bloquant Lunt pour l'observation du soleil en Calcium-K B600 - renvoi coudé 2"
Lunt blocking filter for sun observation in Calcium-K B600 - 2" elbow return
CHF 1'999
Accessoire LS40/50THa: valise de transport
LS40/50THa accessory: carrying case
CHF 160
Sky-Watcher HELIOSTAR-100Ha
Sky-Watcher HELIOSTAR-100Ha
CHF 4'729
LS40THa/B500R&P
LS40THa/B500R&P
CHF 1'099
Accessoire LS50/60THa: queue d'aronde 4"
LS50/60THa accessory: 4" dovetail"
CHF 60
LS40THa/B1200R&P10-1
LS40THa/B1200R&P10-1
CHF 1'434
Filtre bloquant Lunt  pour l'observation du soleil en H-alpha B1200 - renvoi coudé 2"
Lunt blocking filter for H-alpha sun observation B1200 - 2" elbow return
CHF 1'299
DSII/LS130MT: Double Stack pour LS130MT
DSII/LS130MT: Double Stack for LS130MT
CHF 4'499
DayStar Quark - Sodium
DayStar Quark - Sodium
CHF 1'215
Apollo-M MAX PRO
Apollo-M MAX PRO
CHF 899
Filtre bloquant Lunt  pour l'observation du soleil en H-alpha B600 - renvoi coudé 2"
Lunt blocking filter for H-alpha sun observation B600 - 2" elbow return
CHF 699
Filtre bloquant Lunt  pour l'observation du soleil en H-alpha B1800 - renvoi coudé 2"
Lunt blocking filter for H-alpha sun observation B1800 - 2" angled return
CHF 1'999

Our new products

Sky-Watcher Explorer-200P HEQ5 Pro SynScan GoTo
Sky-Watcher Explorer-200P HEQ5 Pro SynScan GoTo
CHF 1'599
Sky-Watcher Explorer-200P EQ5 Pro SynScan GoTo
Sky-Watcher Explorer-200P EQ5 Pro SynScan GoTo
CHF 1'239
Sky-Watcher Explorer-200P avec monture EQ-5
Sky-Watcher Explorer-200P with EQ-5 mount
CHF 769
Sky-Watcher Explorer-200P
Sky-Watcher Explorer-200P
CHF 399
Sky-Watcher Explorer-150P EQ3 PRO SynScan
Sky-Watcher Explorer-150P EQ3 PRO SynScan
CHF 889
Sky-Watcher Explorer-150P avec monture EQ3-2
Sky-Watcher Explorer-150P with EQ3-2 mount
CHF 479
Sky-Watcher Explorer-150P
Sky-Watcher Explorer-150P
CHF 289
GIOTTO – Panneau à flat pour Celestron Origin
GIOTTO - Flat panel for Celestron Origin
CHF 249
Sac de transport pour Celestron Origin
Carrying bag for Celestron Origin
CHF 199
Filtre H-alpha, H-beta & OIII pour Celestron Origin
H-alpha, H-beta & OIII filter for Celestron Origin
CHF 319
[category_menu_mobile]