Silva Binoculars Eterna Marine

The Silva Eterna Marine offers the same exceptional optical clarity and rugged build as the Navigator, but in a simpler, lighter, and floatable design — ideal for sailors, cruisers, and watersports users who prioritise all-weather reliability over navigation features. With waterproof construction and buoyant housing, it’s made to survive life at sea, even if dropped overboard.

Key Features:

• Floatable design – specifically engineered to float if dropped in water, offering peace of mind for use on open decks or small boats.
• Individual focus system – adjust once for your eyesight and enjoy sharp focus across all distances without refocusing.
• Fully waterproof and nitrogen-filled – ensures performance and prevents internal fogging in saltwater environments.
• Twist-up rubber eyecups – provide comfortable viewing for users with or without glasses.
• Rugged marine-grade construction – non-slip grip and shock-resistant body for reliable handling at sea.
• Complete kit – includes neck strap, protective caps, cleaning cloth, and carrying case.

Technical Specifications:

• Compass: None (observation-only model)
• Focus system: Individual focus
• Battery: Not required
• Waterproof: Yes
• Floatable: Yes
• Intended use: General marine observation and sailing

Comparison with Eterna Navigator

Why Choose the Eterna Marine

The Eterna Marine is perfect for sailors and water sports enthusiasts who need reliable, floatable binoculars that can handle rough conditions. It delivers Silva’s trusted optical performance without the extra weight or battery requirements of a compass-equipped model. For skippers who rely on bearing information, consider the Silva Eterna Navigator instead.