AR-90s/500 Refractor OTA 90mm Wide Field Telescope Kit
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Start your journey into astronomy with the AR-90s/500, a compact wide-field refractor designed for bright, detailed views of the Moon, planets and deep-sky objects. Lightweight, travel-friendly and mounted on a universal dovetail, it's a powerful optical tube for beginners and intermediate observers.
🔭 Key Features
90mm Aperture Refractor - Captures 200× more light than the human eye for bright, sharp lunar and planetary detail.
Short 500mm Focal Length (F/5.6) - Ideal for wide-field views of star clusters, Milky Way sweeps and large nebulae.
Achromatic Lens Design - Delivers crisp, high-contrast images with minimal aberration.
Universal Dovetail Rail - Compatible with EXOS, GP, EQ5, LXD75 and most other mounts.
Ultra-Lightweight (1.9kg) - Perfect for travel, grab-and-go observing and portable astrophotography setups.
🌌 What You Can See
Lunar craters, mountains and valleys
Saturn's rings
Jupiter's Red Spot & moon transits
Mars polar caps
Venus phases
Bright nebulae (Orion, Lagoon)
Star clusters (Pleiades, Hyades, Double Cluster)
Wide-field Milky Way landscapes
📦 Included
AR-90s refractor optical tube
26mm Super Plössl eyepiece (1.25")
1.25" diagonal mirror
Tube clamp with universal dovetail rail
6x30 optical finderscope
Astronomy software Stellarium (PC)
📐 Specifications
Aperture: 90mm
Focal Length: 500mm
F-Ratio: f/5.6
Max Recommended Magnification: 180×
Tube Length: 520mm
Tube Weight: 1.9kg
Dimensions: 52 × 15 × 15 cm
Mount Type: Universal dovetail (no tripod included)
💎 Why This OTA?
The AR-90s/500 combines sharp refractor optics with a wide-field design that excels for both planetary detail and deep-sky sweeps. Its ultra-light 1.9kg build and universal mounting make it an exceptional grab-and-go telescope for travel, beginners, and astrophotography setups.
🔭 Key Features
90mm Aperture Refractor - Captures 200× more light than the human eye for bright, sharp lunar and planetary detail.
Short 500mm Focal Length (F/5.6) - Ideal for wide-field views of star clusters, Milky Way sweeps and large nebulae.
Achromatic Lens Design - Delivers crisp, high-contrast images with minimal aberration.
Universal Dovetail Rail - Compatible with EXOS, GP, EQ5, LXD75 and most other mounts.
Ultra-Lightweight (1.9kg) - Perfect for travel, grab-and-go observing and portable astrophotography setups.
🌌 What You Can See
Lunar craters, mountains and valleys
Saturn's rings
Jupiter's Red Spot & moon transits
Mars polar caps
Venus phases
Bright nebulae (Orion, Lagoon)
Star clusters (Pleiades, Hyades, Double Cluster)
Wide-field Milky Way landscapes
📦 Included
AR-90s refractor optical tube
26mm Super Plössl eyepiece (1.25")
1.25" diagonal mirror
Tube clamp with universal dovetail rail
6x30 optical finderscope
Astronomy software Stellarium (PC)
📐 Specifications
Aperture: 90mm
Focal Length: 500mm
F-Ratio: f/5.6
Max Recommended Magnification: 180×
Tube Length: 520mm
Tube Weight: 1.9kg
Dimensions: 52 × 15 × 15 cm
Mount Type: Universal dovetail (no tripod included)
💎 Why This OTA?
The AR-90s/500 combines sharp refractor optics with a wide-field design that excels for both planetary detail and deep-sky sweeps. Its ultra-light 1.9kg build and universal mounting make it an exceptional grab-and-go telescope for travel, beginners, and astrophotography setups.
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