More products from the brand :Sky-Watcher

Sky-Watcher EQ-AL55i PRO

CHF 849

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Sky-Watcher EQ-AL55i PRO: a modern, portable equatorial mount for use at all latitudes

Visit Sky-Watcher EQ-AL55i PRO is an innovative Go-To equatorial mount designed for astronomers seeking an excellent compromise between portability, precision and modern astrophotography. Thanks to its intelligent design and numerous built-in features, it is ideal for both astrophotographers and visual observers looking for high-performance yet easy-to-transport equipment.

One of its most remarkable features is its dual-position counterweight bar system, which can be used over an extremely wide latitude range from 0° à 90°. This feature solves a frequent problem encountered with conventional mounts, which are often limited in areas close to the equator or the poles.

Modern control via integrated Wi-Fi

The frame directly integrates a Wi-Fi module, for wireless control via :

  • Smartphone
  • Tablet
  • PC

It works with the free SynScan Pro available on :

  • iOS
  • Android
  • Windows

This modern solution enables :

  • Go-To pointing
  • Automatic tracking
  • Managing astrophotography
  • Remote control

A conventional SynScan controller can also be used as an option.

High-performance precision and tracking

The EQ-AL55i PRO is equipped with :

  • High-precision DC Servo motors
  • Worm gear transmission
  • Precise micro-guiding system

The resolution of the right ascension axis is approximately :

0.32 arc second

This precision allows :

  • Smooth follow-up
  • Precise astrophotography
  • Stable guidance

Maximum travel speed can reach :

4° per second (1000x)

Astronomical tracking and self-guidance

The frame features :

  • Sidereal tracking
  • Lunar tracking
  • Solar tracking

It is also compatible with :

  • ST-4 self-steering
  • DSLR SNAP trigger

Available autosteer speeds :

  • 0,25x
  • 0,5x
  • 0,75x
  • 1x

These features make the EQ-AL55i PRO particularly suitable for modern astrophotography.

Integrated illuminated polar viewfinder

The frame is supplied with a illuminated polar viewfinder, indispensable for :

  • Precise positioning
  • Long exposure tracking
  • Improved self-guidance

LED lighting makes polar alignment in the dark much easier.

Good load capacity and compatibility

With a load capacity of 10 kg, the EQ-AL55i PRO can accommodate :

  • Apochromatic glasses
  • Little Newton photos
  • The Maksutovs
  • Compact Schmidt-Cassegrain

The frame uses a 45 mm standard dovetail, Vixen type, This ensures excellent compatibility with a wide range of optical tubes.

Lightweight, portable frame

The mounting head alone weighs only :

3.8 kg

The stainless steel tripod from 1,75″ ensures good stability while remaining relatively easy to transport.

This combination makes the EQ-AL55i PRO an excellent solution:

  • For travel
  • For mobile astrophotography
  • For fast installation

Modern, comprehensive connectivity

The frame features a particularly modern connector system:

  • USB-C
  • Port ST-4 autoguider
  • SNAP DSLR port
  • SynScan port
  • 12V power supply

This connectivity facilitates integration with :

  • Computers
  • Astro cameras
  • Control applications
  • Astrophotography software

Main technical data

Features Detail
Type Portable Go-To equatorial mount
Load capacity 10 kg
Latitude 0° à 90°
Control Wi-Fi SynScan Pro
Motors DC High-precision servo
RA resolution 0.32 arc second
Max. speed 4°/second
Follow-up Sidereal, lunar, solar
Self-steering ST-4
Connections USB-C, SNAP, SynScan
Polar viewfinder Integrated lighting
Head weight 3.8 kg
Tripod Stainless steel 1.75″

Why choose the EQ-AL55i PRO?

Visit Sky-Watcher EQ-AL55i PRO is of particular interest to astronomers looking for :

  • A lightweight yet high-performance frame
  • Excellent mobility
  • Astrophotography compatibility
  • Modern control via smartphone

It represents an excellent compromise between :

  • Portability
  • Precision
  • Modern technology
  • Ease of use

A highly versatile frame

Thanks to its modern design, the EQ-AL55i PRO is equally well suited to :

  • For advanced beginners
  • To nomadic astrophotographers
  • For discerning visual observers
  • To astronomical travelers

It allows you to build a relatively lightweight setup while maintaining excellent tracking performance.

Compact, modern and extremely versatile, the Sky-Watcher EQ-AL55i PRO is today one of the most interesting mounts for users looking for a high-performance, transportable solution for modern astronomy.

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