If you want a monocular that is suitable for nautical use, you might be interested in the Barska AA11442 7x42 Waterproof Deep Sea Range Finding Reticle Compass Monocular. This monocular has fully multi-coated BAK-4 prisms that provide clear and bright images. It also has a non-slip rubber design that makes it easy to hold and use. It has a range finding reticle and a compass that help you navigate and measure distances on the water. The AA11442 is a versatile and reliable monocular for both experienced and beginner mariners. Learn More
The Barska AC12780 Level Hunting and Tactical Rifle Scope with an advanced illuminated MOA reticle, top-of-the-line fully multicoated optics, and lockable turrets, is built to be exactly what you need. Learn More