Europe's largest sport optics specialist
7,500+ items available from stock
Personal advice & service
🎄 Right of return up to 31.01.2023
Get closer

Glossary | Spotting scopes | Special features | Watertight

Watertight optics are equipped with special seals and are gas-purged. This is usually with nitrogen or argon gas. Since these gases are heavier than air, they cannot escape.