Celestron Nature DX ED 8x42 Roof Binoculars

• ED objective lenses: Extra-low-dispersion glass reduces color fringing and improves contrast, so fine feather detail, branch edges, and distant terrain features appear cleaner and easier to distinguish.
• 8x42 configuration: The combination of 8x magnification and 42 mm objectives balances reach, steadiness, and brightness, making the binocular well suited to birdwatching, general nature observation, and longer sessions in mixed light.
• Roof prism design with phase-coated BaK-4 prisms: This layout keeps the binocular slim and easy to carry while helping preserve image contrast and natural color for more confident subject identification.
• 17.80 mm eye relief with twist-up eyecups: The generous eye relief makes viewing more comfortable for eyeglass wearers, while the adjustable eyecups help users find a stable viewing position quickly.
• Waterproof, nitrogen-filled housing: The sealed construction resists rain and damp conditions, and the nitrogen filling helps prevent internal fogging when moving between changing temperatures.

About the Celestron Nature DX ED Series

Celestron Nature DX ED sits as an upgraded version of the standard Nature DX line, built for users who want a more refined image for birdwatching and nature observation without moving into a larger, heavier format. The defining change in the series is the use of ED objective lenses, which are designed to reduce chromatic aberration and keep high-contrast edges cleaner. In practical use, that means less distracting color fringing around branches, birds, and bright sky backgrounds.

Across the range, the series combines fully multi-coated optics with phase-coated BaK-4 prisms to support good light transmission, solid contrast, and a compact roof-prism shape that travels easily on trails or at events. The binoculars use a rubber-armored polycarbonate housing with twist-up eyecups, giving the line a practical field-oriented design rather than a bulky or delicate feel. Waterproof construction and nitrogen purging add the weather resistance expected from binoculars intended for regular outdoor use. The series includes several roof-prism configurations, allowing users to choose between wider, steadier 8x viewing and higher-magnification options for more distant subjects.

About the Celestron Nature DX ED 8x42 Roof Binoculars

The Celestron Nature DX ED 8x42 Roof Binoculars are the most all-round configuration in the series, pairing 8x magnification with 42.00 mm objective lenses for a format that is easy to hold steady while still gathering enough light for woodland paths, overcast mornings, and late-day observation. The 8x power is especially practical for birding and general wildlife use because it gives enough reach for distant subjects without narrowing the view so much that tracking movement becomes difficult.

The optical system is built around ED glass, fully multi-coated lenses, and a Roof - Schmidt/Pechan prism design. Together, these features help the binocular deliver a bright, well-controlled image with reduced color fringing and good contrast. Its 131.00 m/1000m field of view supports fast subject acquisition, while the 2.00 m close focus also makes it useful for nearby observation of plants, butterflies, and other close subjects. A 5.25 mm exit pupil helps maintain a relaxed view in varied lighting, and the 17.80 mm eye relief improves usability for eyeglass wearers.

Mechanically, this model is designed for regular field carry. At 705.00 g, it remains substantial enough to feel stable without becoming cumbersome on longer walks. The waterproof, nitrogen-filled housing helps the binocular cope with rain, damp air, and temperature changes, while tripod adaptability adds flexibility for prolonged viewing from a fixed position. The result is a binocular that suits hunting optics, birdwatching binocular use, and general outdoor observation where portability and image quality need to stay in balance.

About Celestron

Celestron was founded in 1960 as Celestron-Pacific, originally as an astro-optical division of Valor Electronics. The company is based in Torrance, California, United States, and it has long focused on accessible optical instruments across several categories. Its catalogue includes telescopes, binoculars, spotting scopes, microscopes, and related optical products, giving the brand a broad foundation in both astronomical and terrestrial viewing.

Within sport optics, Celestron offers binocular lines such as UpClose, Nature DX, TrailSeeker, and SkyMaster, covering everything from entry-level general use to larger formats for long-distance terrestrial and astronomical observation. This background is relevant to the Nature DX ED series because it reflects a design approach centered on practical optical performance, compact handling, and features that matter in the field, such as coated optics, prism quality, and weather-resistant construction.

Main Features

• Magnification: 8.00 x
• Objective lens diameter: 42.00 mm
• Prism type: Roof - Schmidt/Pechan
• Lens coating: Fully Multicoated
• Field of view: 131.00 m/1000m
• Angular field of view: 7.50 °
• Exit pupil: 5.25 mm
• Eye relief: 17.80 mm
• Close focus: 2.00 m
• Twilight factor: 18.33
• Relative brightness: 27.6
• Length: 142.00 mm
• Width: 128.00 mm
• Height: 56.00 mm
• Weight: 705.00 g
• Nitrogen filled: Yes
• Waterproof: Yes
• Tripod adaptable: Yes
• Color: Black
• Made in: China

Warranty

Celestron provides a 2-year warranty for this binocular. This stated warranty period covers the product for a defined term and adds clear long-term support for regular field use.

In the Box

• Neck strap
• Objective lens caps
• Rainguard
• Carrying case
• Lens cloth
• Instruction manual