Acuter Elite Phoenix 40 H-Alpha Solar Telescope

Experience the Sun in extraordinary detail.

The Acuter Elite Phoenix 40 H-Alpha Solar Telescope delivers breathtaking views of the Sun’s dynamic surface, offering an impressive level of performance, safety, and precision at its price point. Designed for both amateur astronomers and educational use, this advanced solar telescope reveals stunning solar phenomena such as prominences, flares, filaments, and sunspots in real time — safely and clearly.

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Professional H-Alpha Solar Observation

Featuring a 40mm front-mounted Etalon with a bandwidth of <0.6 Ångström, the Elite Phoenix 40 isolates the H-alpha wavelength to display intricate solar activity in remarkable detail. Its pressure-tuned system allows precise adjustment for optimal contrast, while the 8mm blocking filter ensures complete user safety when viewing the Sun.

The telescope meets all safety standards under ISO 12312-2:2015, providing peace of mind during every observation session.

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Versatile Dual-Use Design

With the Etalon and solar diagonal removed, the telescope converts into a high-quality 80mm f/5 achromatic refractor, ideal for night-time astronomical observation. This dual-purpose versatility makes the Phoenix 40 a perfect all-round instrument for year-round stargazing.

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Capture and Share Your Solar Discoveries

The Elite Phoenix 40 includes a universal smartphone adaptor, allowing you to photograph and share stunning solar images directly from your phone. It’s also compatible with CCD cameras featuring a 1.25" adaptor and 55mm or less back focus distance.

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Key Features

• 40mm H-Alpha Etalon (bandwidth <0.6 Å) for solar detail and contrast

• Pressure tuning for precise wavelength adjustment

• 8mm blocking filter built into the 90° rotatable solar diagonal

• Safe Solar Finder for accurate solar alignment

• 5–16mm zoom eyepiece providing magnifications from 25x to 80x

• 400mm focal length (f/10) optical system

• Crayford focuser with rotatable design

• Dual use: converts to an 80/400 achromatic refractor for night-time viewing

• 45mm dovetail bar with 1/4"-20 tripod threads (side-mounted)

• Universal smartphone camera adaptor included

• Aluminium carry case for protection and portability

• Complies with ISO 12312-2:2015 solar safety standards

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Specifications

• Aperture: 40mm

• Focal Length: 400mm (f/10)

• Eyepiece: 5–16mm Zoom (1.25")

• Exit Opening: 8mm

• OTA Length: 412mm

• OTA Weight: 2kg

• Recommended Mount: Sky-Watcher SolarQuest Solar Go-To / Tracking Mount

• Included Accessories: Solar and star diagonals, red dot finder, smartphone adaptor, aluminium carry case

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Safe, Portable, and Inspiring

The Acuter Elite Phoenix 40 lets you explore the Sun like never before — from fiery prominences to intricate solar textures — all with exceptional clarity and safety assurance. Compact, lightweight, and beautifully engineered, it’s the ideal solar telescope for enthusiasts who want professional-grade performance in a portable package.