LS40THa/B500R&P10-1 (New standard ≤ 0.35 Å)

H-alpha 40 mm solar telescope - B500 blocking filter & Rack & Pinion 10:1 eyepiece holder

This 40 mm H-alpha solar telescope is dedicated to detailed observation of the solar chromosphere in the H-alpha line (656.28 nm). Compact, lightweight and easy to set up, it enables safe exploration of the solar protuberances, filaments, solar spots and fine surface structures.

It is equipped with a B500 blocking filter and a Rack & Pinion eyepiece holder with 10:1 gear ratio, with ultra-precise focusing, essential for exploiting the full finesse of solar details.

Dedicated H-alpha observation

Optimized to isolate the H-alpha band, this system reveals the Sun's dynamic activity, invisible in white light:

• Spectacular protuberances at the edge of the disc
• Filaments and eruptions
• Chromospheric granulation and surface detail
• Monitoring the evolution of solar activity

B500 blocking filter

Visit blocking filter B500 guarantees image security and spectral purity. It is perfectly suited to visual observation with 1.25″ format accessories.

• Transmission optimized for H-alpha band
• Compact and lightweight
• 1.25″ lens compatibility

Rack & Pinion 10:1 eyepiece holder - maximum precision

The rack-and-pinion focuser with 10:1 fine ratio allows extremely precise focus adjustment, particularly useful at high magnification.

• Smooth, stable focus
• Large accessory holding capacity
• Micrometric adjustment for optimum sharpness

Accessories included

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

Visit TeleVue Sol Searcher allows the telescope to be aligned with the Sun without ever looking directly at it, guaranteeing safe and efficient pointing.

Key features

Why choose this model?

• Compact and easy to transport
• Detailed and secure H-alpha solar observation
• 10:1 fine focus for optimum precision
• Quick installation on standard mount

This 40 mm H-alpha solar telescope with B500 and 10:1 focuser is a reliable, high-performance solution for discovering and tracking solar activity with maximum precision and comfort.