Entry-Level 80mm Refractor Telescope (BAK4 Prism Included)
This entry-level 80 mm refractor telescope is designed for beginners and students interested in astronomical and terrestrial observation. It features a classic refractor optical design with multi-layer coated optical glass lenses, intended to provide clear and comfortable viewing under appropriate observing conditions.
The telescope is equipped with a BAK4 Porro prism zenith mirror, which is commonly used in optical instruments to support stable light transmission and a wide viewing field. The alt-azimuth (AZ) mount allows for manual adjustment in both vertical and horizontal directions, making it suitable for basic sky tracking and daytime observation.
Key Specifications
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Optical Design: Refractor
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Aperture: 80 mm
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Focal Length: 500 mm
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Focal Ratio: f/6.25
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Lens Material: Multi-layer coated optical glass
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Prism Type: BAK4 Porro prism
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Magnification: 20× / 50× (higher magnification achievable with included 3× Barlow lens, depending on observing conditions)
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Eyepieces: K10 mm / K25 mm
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Field of View: 2.0° / 0.8°
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Zenith Mirror: 48° erect image prism
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Focusing Method: Manual focusing
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Mount Type: AZ alt-azimuth mount
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Tripod: Adjustable aluminum alloy tripod (50–120 cm)
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Dimensions: 203 × 800 mm (approximately 7.99 × 31.50 inches)
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Weight: Approx. 3.84 lbs
Suitable Applications
This telescope is intended for general observational use, including:
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Basic lunar and planetary observation
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Entry-level stargazing and viewing of bright deep-sky objects
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Terrestrial observation such as landscapes and wildlife
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Educational demonstrations and beginner astronomy learning
For casual astrophotography, the telescope supports smartphone adapters for basic image capture. Observation experience may vary depending on environmental and atmospheric conditions.
Package Contents
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1 × 80 mm refractor optical tube
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1 × AZ alt-azimuth mount
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1 × Adjustable aluminum alloy tripod
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1 × BAK4 prism zenith mirror
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2 × Eyepieces (K10 mm / K25 mm)
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1 × 3× Barlow lens
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1 × 3×24 finderscope
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1 × Smartphone adapter
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1 × Accessory tray
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1 × Objective lens cap
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1 × Dust cover
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1 × Storage bag
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1 × User manual