National Geographic 8x42 Binoculars
Whether you are watching birds at the edge of a forest, exploring mountain landscapes, or enjoying distant scenery on a hike, the National Geographic 8x42 binoculars deliver exactly what you expect from a reliable optical instrument. 8x magnification combined with a 42 mm objective lens diameter brings in plenty of light - even during the early morning or late evening hours when lighting is at its most interesting and most challenging. A field of view of 110 m at 1,000 m lets you take in a wide section of the landscape without constantly shifting your gaze. The image is sharp, contrastive, and comfortable to look at even during extended observation sessions.
Key features
Fully coated optics
Fully coated optics on all glass surfaces reduce unwanted reflections and allow as much light as possible to reach your eye. The BaK-4 roof prisms are a proven choice for compact binoculars - they deliver good light transmission and accurate colour rendition. A relative brightness of 27.56 and a twilight factor of 18.33 confirm that these binoculars perform well in conditions where cheaper optics begin to struggle.
Twist-Up eyecups for spectacle wearers
If you wear glasses, the Twist-Up eyecups let you position your eye comfortably at the correct distance without losing any of the field of view.
Robust, practical body
The body is made from plastic with a rubber armour coating. It absorbs knocks, provides a secure grip even with wet hands, and protects the optics from everyday wear. The central focusing wheel responds quickly and precisely - when the subject is moving, every second counts. Dioptre correction of +/-2 lets you fine-tune each eye independently, so the binoculars work just as well for people whose eyes differ from each other. A standard tripod thread is a welcome addition for longer observation sessions when holding the binoculars by hand becomes tiring.
What is in the box
The package includes a protective case and a carrying strap for comfortable transport. Protective caps cover both the eyepieces and the objective lenses to keep out dust. These binoculars are not waterproof and are not nitrogen-purged, which is reflected in their accessible price. They are designed for standard field use in favourable to mildly challenging conditions - not for extreme expeditions.
Technical specifications
| Parameter |
Value |
| Magnification |
8x |
| Objective lens diameter |
42 mm |
| Field of view |
110 m at 1,000 m |
| Prism type |
BaK-4, roof prism |
| Optical coating |
Fully coated |
| Relative brightness |
27.56 |
| Twilight factor |
18.33 |
| Dioptre correction |
+/-2 |
| Eyecups |
Twist-Up |
| Tripod thread |
Yes, standard |
| Waterproof |
No |
| Nitrogen-purged |
No |
| Body material |
Plastic with rubber armour |
| Accessories included |
Protective case, carrying strap, lens caps |
Who are these binoculars for?
The National Geographic 8x42 binoculars are a practical choice for anyone looking for reliable everyday optics at a fair price. They suit birdwatchers, hikers, nature lovers, and anyone who wants a compact pair of binoculars ready to go at a moment's notice. The 8x magnification is a versatile, well-balanced choice - strong enough to bring distant subjects close, steady enough to use comfortably without a tripod. If you mainly observe in standard outdoor conditions and do not need full waterproofing, these binoculars offer excellent value for money.
