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.
Lunt LS60MT avec filtre bloquant B1200 - Lunette universelle (solaire et ciel profond)
Lunt LS60MT with B1200 blocking filter - Universal telescope (solar and deep sky)
Original price was: CHF 4'299.Current price is: CHF 2'699.
Filtre Antlia Solar Discover 5Å CaK
Antlia Solar Discover 5Å CaK filter
Price range: CHF 29 through CHF 949
ACUTER Solarus 80 avec monture
ACUTER Solarus 80 with mount
CHF 649
Filtre bloquant Lunt pour l'observation du soleil en H-alpha B400 - renvoi coudé 1.25"
Lunt blocking filter for H-alpha sun observation B400 - 1.25" angled return
CHF 399
DayStar Quark - Sodium
DayStar Quark - Sodium
CHF 1'215
Lunette d'observation solaire LS50THa avec filtre bloquant B600
LS50THa solar spotting scope with B600 blocking filter
CHF 1'699
Accessoire LS40/50THa: valise de transport
LS40/50THa accessory: carrying case
CHF 160
Filtre bloquant Lunt pour l'observation du soleil en Calcium-K B1200 - Tube droit 2"
Lunt blocking filter for Calcium-K B1200 sun observation - 2" straight tube
CHF 2'499
LS60FHa: Double Stack pour LS60MT et LS60THaPT
LS60FHa: Double Stack for LS60MT and LS60THaPT
CHF 2'240
LS50THa/B400PT
LS50THa/B400PT
CHF 1'128
LS50THa/B400R&P10-1
LS50THa/B400R&P10-1
CHF 1'337
LS40THa/B500R&P
LS40THa/B500R&P
CHF 1'099
LS40THa/B600R&P
LS40THa/B600R&P
CHF 1'159
Apollo-M MAX PRO
Apollo-M MAX PRO
CHF 899
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

Our new products

Baader Maxbright® II Binocular 2 x 10mm
Baader Maxbright® II Binocular 2 x 10mm
Original price was: CHF 589.Current price is: CHF 549.
Renvoi coudé Baader T-2 (Zeiss) Prisme avec traitement BBHS®
Baader T-2 bent mirror (Zeiss) Prism with BBHS® coating
Original price was: CHF 269.Current price is: CHF 259.
Baader SC-Adapter Ultracourt, T-2, 9mm
Baader SC-Adapter Ultracourt, T-2, 9mm
Original price was: CHF 59.Current price is: CHF 39.
Baader Hyperion 21 mm 31.75mm
Baader Hyperion 21 mm 31.75mm
Original price was: CHF 179.Current price is: CHF 159.
Verre Haute résolution pour SFPT 80MT & 100MT
High-resolution glass for SFPT 80MT & 100MT
CHF 349
Verre Haute résolution pour filtre Double Stack 100THa
High-resolution glass for Double Stack 100THa filter
CHF 349
Verre Haute résolution pour double stack LS80
High-resolution glass for LS80 double stack
CHF 349
DSII/LS152T: Double Stack interne pour LS152THa
DSII/LS152T: Internal double stack for LS152THa
CHF 4'529
LS50C: Double stack pour LS50THa
LS50C: Double stack for LS50THa
CHF 1'256
LS40FHa: Double Stack pour LS40THa
LS40FHa: Double Stack for LS40THa
CHF 900
[category_menu_mobile]