Sky-Watcher presents the new Emerald 9mm eyepiece, designed for astronomers who prefer high contrast, a wide field of view and maximum clarity. It features a premium 7-element optical system. This 1.25" eyepiece offers a wide 82° field of view, perfect for deep-sky observation, lunar observation and detailed planetary observation.

All lenses feature a full broadband anti-reflective coating for superb light transmission, high contrast and minimal internal reflections. With an 8 mm eye relief, the Emerald eyepiece is also suitable for extended periods of observation.

Manufactured with high precision using CNC technology, the Emerald eyepiece series combines outstanding optical performance with elegance and a robust design that is sure to impress.

Whether you’re scanning the Milky Way or observing fine details on the Moon, the Sky-Watcher Emerald 9mm eyepiece delivers uncompromising performance for all your astronomical observing needs.

Beautifully crafted with a high-gloss, anodised aluminium finish. The threaded sleeve is designed to hold standard 1.25" filters.

Features:

• Focal length: 9mm
• Socket: 1.25” (31.75 mm)
• Apparent field of view: 82° ultra-wide angle
• Eye spacing: 8 mm
• Soft rubber eyecup for comfortable viewing
• Thread for 1.25" filters
• Optics: 7-element design with broadband anti-reflective coating
• Blackened lens edges
• Construction: CNC-machined housing with an attractive finish
• Weight: 165g

Contents:

• 9mm wide-angle eyepiece
• eyecup
• Dust caps