More products from the brand :Lunt Solar Systems

LS40THa/B500 (Nouvel étalon ≤ 0,35 Å)

CHF 969

Disponible en stock chez le fournisseur

Free delivery against signature
Easy, free returns

LS40T H-alpha 40 mm solar telescope - B500 blocking filter & helical focuser

This 40 mm H-alpha solar telescope is designed for detailed observation of the Sun
in the H-alpha line (656.28 nm). Compact, lightweight and easy to use,
it lets you explore solar activity in complete safety:
protuberances, filaments, sunspots, spicules and surface structures.

Equipped with a B500 blocking filter and a precise helical focuser,
it's the ideal solution for high-resolution visual solar observation.


Dedicated H-alpha observation

The optical system is optimized to isolate the H-alpha spectral band,
revealing dynamic phenomena in the solar chromosphere that are invisible in white light.

  • Disc edge protuberances
  • Filaments and eruptions
  • Fine details of the solar surface
  • Rapid changes in solar activity

B500 blocking filter

Visit blocking filter B500 ensures image security and spectral purity.
It is particularly suited to visual observation with standard 1.25″ eyepieces.

  • Compact and lightweight
  • Ideal for solar visuals
  • Simple integration into the optical chain

Precise helical focuser

The eyepiece holder helical for smooth, fine-tuning,
essential to fully exploit resolution in solar observation.
Its compact design helps maintain a lightweight, well-balanced package.


Accessories included

  • TeleVue Sol Searcher for fast, secure solar pointing
  • Dovetail 4″ for mounting on compatible frames

The Sol Searcher enables the telescope to be precisely aligned with the Sun
without having to look directly at the star, ensuring safe and efficient pointing.


Key features

Type H-alpha solar telescope
Opening 40 mm
Blocking filter B500
Focusing Helical focuser
Accessories included TeleVue Sol Searcher, 4″ dovetail

Why choose this 40 mm model?

  • Compact and easy to transport
  • Dedicated, secure H-alpha observation
  • Quick installation on standard mount
  • Ideal for discovering solar astronomy

This 40 mm H-alpha solar telescope with B500 filter is a solution
simple, effective and safe way to explore the fascinating dynamics of our star.

Products in the same category

Accessoire LS40/50THa: valise de transport
LS40/50THa accessory: carrying case
CHF 160
LS60MT/B1200R&P (Nouvel étalon ≤ 0,35 Å)
LS60MT/B1200R&P (Nouvel étalon ≤ 0,35 Å)
CHF 2'839
Accessoire LS50/60THa: queue d'aronde 4"
LS50/60THa accessory: 4" dovetail"
CHF 60
LS40THa/B1200R&P (Nouvel étalon ≤ 0,35 Å)
LS40THa/B1200R&P (Nouvel étalon ≤ 0,35 Å)
CHF 1'325
LS50THa/B400PT (Nouvel étalon ≤ 0,35 Å)
LS50THa/B400PT (Nouvel étalon ≤ 0,35 Å)
CHF 1'128
Sky-Watcher HAC125DX
Sky-Watcher HAC125DX
CHF 699
Acuter Luma-X 40ED - Edition ultra limitée
Acuter Luma-X 40ED - Ultra limited edition
CHF 1'329
Prisme de Herschel Antlia CaK 3nm
Herschel Antlia CaK 3nm prism
CHF 349
LS40THa/B600R&P10-1 (Nouvel étalon ≤ 0,35 Å)
LS40THa/B600R&P10-1 (Nouvel étalon ≤ 0,35 Å)
CHF 1'269
DayStar Quark GEMINI combo "Deux-en-un" pour SCT et Mak - Chromosphere et Prominence
DayStar Quark GEMINI two-in-one combo for SCT and Mak - Chromosphere and Prominence
CHF 2'380
DSII/LS130MT: Double Stack pour LS130MT
DSII/LS130MT: Double Stack for LS130MT
CHF 4'499
LS50THa/B600R&P (Nouvel étalon ≤ 0,35 Å)
LS50THa/B600R&P (Nouvel étalon ≤ 0,35 Å)
CHF 1'299
LS100MT/B1800R&P (Nouvel étalon ≤ 0,35 Å)
LS100MT/B1800R&P (Nouvel étalon ≤ 0,35 Å)
CHF 7'700
Accessoire LS50/60THa: queue d'aronde 6"
LS50/60THa accessory: 6" dovetail"
CHF 60
LS130MT/R&P sans filtre bloquant (à choisir séparément)
LS130MT/R&P without blocking filter (select separately)
CHF 8'690
LS100MT/B1200RP (Nouvel étalon ≤ 0,35 Å)
LS100MT/B1200RP (Nouvel étalon ≤ 0,35 Å)
CHF 7'426

Our new products

Sky-Watcher SKYTEE-2 (sans trépied)
Sky-Watcher SKYTEE-2 (without tripod)
CHF 349
Sky-Watcher HAC125DX + Monture EQ-AL55i PRO
Sky-Watcher HAC125DX + EQ-AL55i PRO mount
CHF 1'549
Lunette astronomique Capricorn-70 EQ-1
Capricorn-70 EQ-1 telescope
CHF 159
Sky-Watcher Mercury-705 (AZ-3)
Sky-Watcher Mercury-705 (AZ-3)
CHF 159
Sky-Watcher MERCURY-607
Sky-Watcher MERCURY-607
CHF 129
Sky-Watcher SKYMAX-180 PRO EQ6-R PRO
Sky-Watcher SKYMAX-180 PRO EQ6-R PRO
CHF 2'948
Sky-Watcher SKYMAX-180 PRO HEQ-5 R PRO
Sky-Watcher SKYMAX-180 PRO HEQ-5 R PRO
CHF 2'448
Sky-Watcher SKYMAX-180 PRO EQ5 PRO
Sky-Watcher SKYMAX-180 PRO EQ5 PRO
CHF 2'098
Sky-Watcher SKYMAX-150 Fusion-120i
Sky-Watcher SKYMAX-150 Fusion-120i
CHF 1'599
Sky-Watcher SKYMAX-150 HEQ-5 R PRO
Sky-Watcher SKYMAX-150 HEQ-5 R PRO
CHF 1'998
[category_menu_mobile]