LUNT LS50FHa/d2 H-alpha solar filter

1. Precise H-alpha Filtration: The LS50FHa/d2 filter offers a remarkably narrow bandwidth of <0.75 Angstrom, enabling the observer to view the finest details of the Sun's chromosphere, including prominences, filaments, and flares with exceptional clarity. This precise filtration is crucial for dedicated solar observation.

2. Tiltable Etalon Tuning: Equipped with a tiltable Etalon, this filter allows for fine-tuning of the H-alpha wavelength, compensating for Doppler shift and variations in atmospheric conditions. This ensures optimal contrast and visibility of dynamic solar phenomena, providing a customizable viewing experience.

3. Unobstructed Optical Path: Designed with no central obstruction, the LS50FHa/d2 ensures maximal light throughput and superior image quality without any vignetting or loss of resolution typically associated with obstructed designs. This pure optical path is paramount for capturing crisp, high-contrast solar images and observations.

4. Broad Focal Length Adaptability: This versatile filter accommodates telescopes with a wide range of focal lengths, up to 1620 mm, depending on the internal filter diameter selected (6mm, 12mm, or 18mm). This adaptability makes it suitable for various astronomical setups, from compact refractors to larger, long-focus instruments, extending its utility for diverse observing preferences.

ABOUT THE LUNT LS50FHa/d2 H-alpha solar filter

The LUNT LS50FHa/d2 H-alpha solar filter stands out in the Lunt Solar Systems lineup by offering a dedicated H-alpha viewing experience with an exceptionally narrow <0.75 Angstrom bandwidth. Unlike broader bandpass filters, this model is specifically engineered for high-resolution solar observation, revealing intricate details of the Sun's chromosphere, such as active regions, prominences, and surface granulation. Its distinguishing feature is the tiltable etalon, which allows for precise wavelength tuning, enabling observers to compensate for Doppler shift and optimize contrast for various solar features. Designed for versatility, it can be mounted to a telescope for direct solar imaging or visual observation, leveraging its no central obstruction design for maximum clarity and light transmission. This filter is intended for serious solar enthusiasts and researchers seeking to capture or observe the Sun's dynamic features with unparalleled precision. The use of original accessories and spare parts is always recommended to prolong the product's lifetime and maintain its high performance.

ABOUT LUNT SOLAR SYSTEMS

Lunt Solar Systems, a leading manufacturer based in Tucson, Arizona, USA, was founded in 2005. The company quickly established itself as a premier innovator in solar astronomy, specializing in high-quality H-alpha telescopes and filters. Lunt is renowned for its commitment to optical excellence and mechanical precision, offering a range of products known for their exceptional clarity and detail in solar observation. Their philosophy centers on providing accessible, cutting-edge technology that allows enthusiasts and professionals alike to explore the intricate beauty of our star.

MAIN FEATURES

• Aperture: 50 mm

• Bandwidth: <0.75 Angstrom

• Tuning: Tiltable Etalon

• Focal Length Compatibility: Maximum 540 mm (6mm filter), 1080 mm (12mm filter), 1620 mm (18mm filter)

• Design: No central obstruction for clear views

• Housing Diameter: 95 mm

• Length: 73 mm

• Weight: 0.7 kg

• Front Thread: M90x1 female thread

• Rear Thread: M90x1 male thread

IN THE BOX

• LUNT LS50FHa/d2 H-alpha solar filter