Sextant Astra IIIB - Eyepiece for Astra Sextants

Unmatched Clarity for Celestial Navigation
Take your sextant to the next level with this precision-engineered eyepiece, designed to deliver unparalleled clarity and comfort during celestial observations. Whether you're plotting a course under the stars or navigating by the sun, this accessory ensures a stable and distortion-free view, allowing you to make accurate readings with confidence. Its slip-on design makes it effortless to attach, so you can focus on what matters most—navigating with precision.

Engineered for Seamless Integration
This eyepiece is specifically designed to fit a range of sextants, including the Astra III and Astra IIIB models, as well as Cassens & Plath sextants. It also pairs perfectly with the 7x35 prismatic telescope and the zero-magnification sighting tube, making it a versatile addition to your navigation gear. The rubber construction ensures a snug fit, preventing slippage and maintaining alignment for consistent performance.

Comfort for Prolonged Use
Navigating for extended periods can be taxing, especially for those who wear glasses. This eyepiece is designed with comfort in mind, featuring a soft rubber material that reduces pressure on the eye while providing a stable viewing platform. Its lightweight design—weighing just 0.4 kg—ensures it won’t add unnecessary bulk to your sextant, allowing for effortless handling during long voyages.

Built to Last in Harsh Marine Conditions
Marine environments demand equipment that can withstand the elements, and this eyepiece is no exception. Made from durable rubber, it resists wear and tear from saltwater, UV exposure, and rough handling. Manufactured in the USA, it adheres to the highest standards of quality and craftsmanship, ensuring it performs reliably in even the most demanding conditions. Whether you're a professional mariner or a recreational sailor, this accessory is built to endure.

This eyepiece is crafted from high-quality rubber, ensuring durability and a secure fit for prolonged use. Weighing just 0.4 kg, it adds minimal bulk to your sextant while providing enhanced comfort and stability. Designed for compatibility with Astra III and Astra IIIB sextants, as well as Cassens & Plath models, it also fits the 7x35 prismatic telescope and zero-magnification sighting tube. Its slip-on design allows for quick and easy installation, making it a practical choice for mariners who need reliable performance at sea.

• Enhance your navigation experience with this precision-engineered eyepiece, designed to improve comfort and accuracy during celestial observations.
• Its rubber construction ensures a secure fit, reducing eye strain and providing stability even in rough conditions.
• Compatible with a wide range of sextants and telescopes, this lightweight accessory is built to last, offering durability and reliability for mariners who demand the best.
• Made in the USA, it reflects superior craftsmanship and attention to detail, making it an essential addition to your navigation toolkit.