Olympus 8x42 Expsi Binocular

Olympus 8x42 Expsi Binocular: View distant detail with 8x magnification

A bird across a field or a ridge on the horizon stays small to the naked eye. The Olympus 8x42 Expsi Binocular brings distant scenes closer with 8x magnification, in a full-size binocular for wildlife watching, walks through open countryside and taking in the night sky. Its 8x42 configuration is a versatile fit for looking at both nearby surroundings and far-off subjects; the view is also described as bright in low light, including early twilight and stargazing. That makes it a useful option when your viewing doesn’t end with the last clear daylight. The optical system combines BaK-4 porro prisms with multi-coated optics, and aspherical optical glass lenses are included in the design. Together, those details give this Olympus a more considered specification than a basic pair for occasional viewing. Handling is part of the design, too: shaped contours, a rubber-coated body and a large central focus control keep adjustments straightforward while you’re looking around. It’s a substantial binocular at 780 g, so it’s best thought of as a full-size viewing tool rather than something to slip into a pocket. For birdlife, landscapes or stars, you get a straightforward 8x view with clear, purposeful controls.

Optical and Handling Highlights

• High-index BaK-4 porro prisms: The prism system is a key part of the binocular’s image path, and the high-index BaK-4 glass is specified for a bright, clear view. That matters when you’re scanning a broad landscape or following a subject at a distance.
• Multi-coated optics: Multiple coatings are applied to the optics to support a bright, clear image. For a binocular intended for use in changing daylight, that optical treatment is a useful detail rather than a cosmetic extra.
• UV coating: The optics also have a UV coating, a feature intended to make viewing in strong sunshine more comfortable. It adds to the binocular’s usefulness on bright open ground, where there’s little shade to soften the light.
• Aspherical optical glass lenses: The aspherical lens design is part of the optical specification and is intended to support a clear image. It complements the prism system, giving this model several distinct optical features rather than relying on magnification alone.
• Ergonomic body shape: The shaped body is designed to sit comfortably in your hands as you look around. That considered contouring matters when you’re holding binoculars up for more than a quick glance, such as while watching wildlife.
• Rubber-coated grip: Rubber on the body adds a more secure-feeling surface for your hands. It’s a straightforward handling detail, particularly useful when you’re adjusting your view while keeping hold of the binocular.
• Large central focus control: A large central focusing wheel makes it simple to bring the view into focus. Its central position means you can make adjustments while holding the binocular in the usual two-handed way.

What's Included

• Olympus 8x42 Expsi Binocular

Technical Specifications

• Brand: Olympus
• Model: 8x42 EXPS I
• Type: Binocular
• Configuration: 8x42
• Prism type: Porro
• Prism glass: High-index BaK-4
• Optical coatings: Multi-coating and UV coating
• Lens design: Aspherical optical glass
• Dimensions (L × W × H): 187 × 130 × 57 mm
• Weight: 780 g