Introducing the Sky-Watcher EMERALD 22mm eyepiece, engineered for astronomers who demand high contrast, wide fields, and maximum clarity. Crafted with a premium 7-element lens system, this 2” eyepiece offers a stunning 82° apparent field of view, perfect for deep sky exploration, lunar landscapes, and immersive planetary viewing.

All lenses are fully coated with advanced broadband anti-reflection coatings, ensuring superb light transmission, high contrast and minimal internal reflections. With 18mm of eye relief, the EMERALD eyepiece is comfortable for extended viewing sessions, even with glasses.

Machined to exacting standards using CNC technology, the EMERALD series boasts both optical performance and an elegant, robust build that stands out in any observing kit.

Whether you’re scanning the Milky Way or resolving fine detail on the Moon, the Sky-Watcher EMERALD 22mm eyepiece delivers uncompromised performance for all your visual astronomy needs.

Beautifully finished in high-gloss anodized aluminium. Threaded barrel to accept standard 2” filters. 

Additional focal lengths to follow.

SPECIFICATION：

• Focal Length: 22mm

• Barrel Size: 2” (50.8mm)

• Apparent Field of View: 82° ultra-wide

• Eye Relief: 18mm – ideal for spectacle wearers

• Soft Rubber Eyecup for Comfortable Viewing

• Threaded Barrel for 2" Filters

• Optics: 7-element design with broadband anti-reflection coatings

• Blackened lens edges

• Construction: CNC-machined housing with attractive finish

• Weight: 600g