Celestron Outland X 10x25 Binoculars
- 10x Magnification & 25mm Objective Lenses
- Multi-Coated Optics & BaK-4 Roof Prisms
- 6.2° Angular Field of View
- Waterproof and Nitrogen-Purged for Fogproof Use
- Lightweight at 11.3 oz (319 g)
The Celestron Outland X 10x25mm Roof Binoculars deliver significant 10x magnification for detailed observations in a compact, 11.3 oz waterproof body. With a linear field of view of 325.9 ft at 1000 yards and a close focus of 19.7 feet, these binoculars are built for versatile outdoor use. The optics feature high-index BaK-4 prism glass for excellent color fidelity, and the interpupillary distance adjusts from 56mm to 72mm to fit a wide range of users.
The Outland X brings distant subjects into sharp focus with 10x magnification through 25mm objective lenses. The internal roof prisms are made from high-quality BaK-4 glass, which provides better light transmission and color fidelity than the BK7 glass found in entry-level optics. Combined with multi-coated lenses, this system increases contrast and resolution for clearer, brighter images whether you're on a trail or in a stadium.
Designed for demanding environments, the Celestron Outland X is fully waterproof and nitrogen-purged. This prevents the internal lenses from fogging up during sudden temperature changes, ensuring a clear view in rain, humidity, or morning dew. The durable rubber armoring provides a secure, non-slip grip and protects the binoculars from bumps and impacts, all in a lightweight 11.3 oz package that's easy to carry all day.
These binoculars are designed for quick and easy operation in the field. Large, smooth focus knobs allow for precise adjustments even with gloves on, while twist-up eyecups provide customizable viewing. The 9.1mm of eye relief is a notable trade-off, best suited for users who do not wear glasses to see the full 325.9 ft field of view. A ±3 diopter adjustment on the right eyepiece lets you compensate for differences between your eyes, ensuring a perfectly focused image.
Yes, the Outland X 10x25mm is a solid choice for daytime birdwatching. The 10x magnification provides ample power to see details on distant birds, while the BaK-4 prisms and multi-coated optics ensure accurate color. Their compact size and 11.3 oz weight make them easy to carry on long hikes.
With a 25mm objective lens and a 2.5mm exit pupil, these binoculars are optimized for daylight use. While the BaK-4 prisms and multi-coated lenses help maximize light transmission, their performance will be limited at dawn, dusk, or under a heavy canopy. For serious low-light viewing, a model with larger objective lenses (42mm or 50mm) would be more suitable.
The Outland X 10x25mm has 9.1mm of eye relief. This is considered short and may not be sufficient for all eyeglass wearers to see the entire 6.2° field of view. While the twist-up eyecups help, users with thick glasses may experience some vignetting and might be more comfortable with a model offering 14mm or more of eye relief.
This means the binoculars are sealed to prevent moisture from entering and the optical chamber is filled with dry nitrogen gas. This dual protection makes them fully waterproof for use in any weather and prevents the internal lenses from fogging up when moving between different temperatures, like from a warm car to a cold mountainside.
No, the Celestron Outland X 10x25mm binoculars are not designed to be tripod adaptable. Their compact size and low weight of 11.3 oz make them easy to hold steady by hand for most viewing situations.
BaK-4 is a high-quality optical glass with a higher refractive index than the BaK-7 glass used in some other binoculars. For you, this means the Outland X 10x25mm will produce a brighter, sharper image with more vivid colors and a perfectly round exit pupil, which reduces image distortion at the edges of the field.
| Magnification | 10x |
| Objective Lens Diameter | 25mm (.98") |
| Angular Field of View | 6.2° |
| Linear Field of View | 325.9 ft @ 1000 yds (108.6 m @ 1000 m) |
| Exit Pupil | 2.5mm (.1") |
| Eye Relief | 9.1mm (.36") |
| Close Focus | 19.7 ft (6 m) |
| Interpupillary Distance | 56mm - 72mm (2.20" - 2.83") |
| Diopter Adjustment Range | ±3 |
| Twilight Factor | 15.81 |
| Relative Brightness | 6.25 |
| Lens Coatings | Multi-Coated |
| Prism Glass | BaK-4 |
| Prism Coatings | N/A |
| Environmental Protection | Waterproof |
| Nitrogen Filled | Yes |
| Tripod Adaptable | No |
| Weight | 11.3 oz (319 g) |
| Dimensions | 116mm x 110mm x 43mm (4.6" x 4.3" x 1.7") |
Neck Strap
× 1
Carrying Case
× 1
Lens Cloth
× 1
Instruction Manual
× 1