Celestron SkyMaster Pro ED 20x80mm Porro Binocular

CelestronSKU: 050234720359

Sale price£399.00

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Product Description

Celestron SkyMaster Pro ED 20x80mm Porro Binocular


  • Celestron’s legendary SkyMaster binoculars get an upgrade with ED objective lenses for superior images virtually free of chromatic aberration with lifelike colour, increased resolution, and improved contrast
  • Large, 80mm objective lenses offer excellent light-gathering ability—perfect for astronomy
  • Threaded eyepieces accept all standard 1.25” astronomical eyepiece filters to bring out details or reduce the effects of light pollution
  • BaK-4 prisms and fully multi-coated optics with XLT coatings boost light transmission through the optical path for brighter, more detailed images
  • The widely spaced objective lenses of the Porro prism optical design provide an enhanced 3-D view
  • Eyeglass-friendly with generous eye relief and padded twist-up eyecups
  • Durable rubber-armoured housing with improved ergonomics for comfortable use in the field
  • Tripod-adaptable for extended viewing sessions

Celestron SkyMaster Pro ED Binoculars: Unveiling the Ultimate Observational Experience

Superior Optics for Stellar Performance
In the realm of amateur astronomy and distant observation, the Celestron SkyMaster Pro ED binoculars emerge as the preferred choice. These binoculars incorporate state-of-the-art optics, coatings, internal components, and housing materials, establishing a new standard for astronomy enthusiasts.

ED Objective Lenses:
Extra-Low Dispersion (ED) glass virtually eradicates chromatic aberration, ensuring edge-to-edge sharpness and vivid images with remarkable color correction. The visual experience through the SkyMaster Pro ED is unparalleled.

Optical Brilliance:
Celestron's high-quality ED glass surpasses non-ED binoculars, delivering brighter and sharper images. This distinction is particularly evident in challenging low-light conditions, setting the SkyMaster Pro ED apart from the rest.

Coatings and Prisms:
Fully multi-coated lenses, coupled with Celestron's proprietary XLT optical coating technology, minimize reflectivity, resulting in higher optical throughput across the visible light spectrum. The high-quality BaK-4 prisms further enhance light transmission, ensuring brighter and more detailed views.

80mm Objective Lenses:
The large objective lenses provide exceptional light-gathering ability for superior low-light performance. Ideal for celestial observations, lunar and planetary studies, and exploring deep-sky objects, the SkyMaster Pro ED also excels in long-distance land-based viewing during dawn or dusk.

Robust Build for Lasting Durability
The Celestron SkyMaster Pro ED is encased in custom-designed rubber armour and a sturdy chassis, offering protection without compromising portability. With thoughtful design elements like retractable eyecups and over 15mm of eye relief, the binocular guarantees comfortable use for both eyeglass and non-eyeglass wearers.

The binocular features a built-in tripod adapter on the balance compensation rail, allowing easy mounting on standard photographic tripods or monopods. This feature is especially beneficial for extended viewing sessions or digiscoping.

Eyepiece Filter Compatibility:
The SkyMaster Pro ED's eyepieces are threaded to accept standard 1.25” astronomical eyepiece filters. This versatility enhances observational capabilities, allowing users to tailor their views for both terrestrial and celestial scenes.

In conclusion, the Celestron SkyMaster Pro ED binoculars offer a comprehensive and adaptable solution for astronomy enthusiasts. From superior optics and durability to versatile features like tripod adaptability and eyepiece filter compatibility, these binoculars redefine the standards for an enhanced observational experience. Embark on your celestial journey with the Celestron SkyMaster Pro ED – where every detail comes to life.

Magnification: 20x
Objective Lens Diameter: 80mm (3.15")
Focal Length of Objective Lens: TBD
Angular Field of View: 3.4°
Linear Field of View (@1000 yds) / @1000 m): 178 ft (59 m)
Exit Pupil: 4.0mm (.16")
Eye Relief: 15.4mm (.61")
Close Focus: 98.4 ft (30 m)
Interpupillary Distance (max): 72mm (2.83")
Interpupillary Distance (min): 56mm (2.20")
Diopter Adjustment Range: ±3
Twilight Factor 40
Relative Brightness: 16
Limiting Stellar Magnitude: Ideal:12.02 |Moderate:11.02 |Poor:10.02
Lens Coatings: Fully Multi-Coated - XLT Coatings
Prism Glass (Type): BaK-4
Prism Coatings: N/A
Weight: 123.2 oz (3,492g)
Environmental Protection: Waterproof (IPX7)
Nitrogen Filled: Yes
Tripod Adaptable: Yes
Carrying Case: Deluxe Nylon
Dimensions: 335mm x 230mm x 94mm (13.2" x 9.1" x 3.7")
Included Items: Binoculars
Objective lens caps
Eyepiece Covers
Neck strap
Lens cloth
Non-Silica Dessicant
Instruction manual

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Understanding: Magnification

Understanding magnification, typically denoted by a number followed by an "x" (e.g., 8x42), is essential for choosing binoculars suited to specific activities like birdwatching, hunting, or stargazing.

Higher magnification offers a closer view but may sacrifice field of view and stability, while lower magnification provides a wider field of view and is generally easier to stabilize but sacrifices detailed observation of distant objects

Understanding: Field of View

Field of view refers to the width of the area visible through the binoculars at a specific distance. A wider field of view allows you to observe more of your surroundings, making it ideal for activities like birdwatching or sports events where tracking fast-moving subjects is essential.

Understanding: Objective Lens Diameter

The objective lens diameter determines how much light the binoculars can gather, directly impacting image brightness and clarity, especially in low-light conditions. A larger objective lens diameter results in brighter and clearer images, making it ideal for activities such as stargazing or wildlife observation at dawn or dusk. However, larger objective lenses also mean heavier and bulkier binoculars, which may not be suitable for all users, especially for long periods of use or travel.

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