The Sky Rover Optics XWA 9 mm eyepiece belongs to the XWA (Extreme Wide Angle) series and provides an exceptionally wide 100° apparent field of view for an immersive observing experience. The optical design is optimized to deliver sharp images across the entire field, while fully multi-coated (FMC) optics improve light transmission and contrast. Blackened lens edges help suppress stray light, enhancing overall image quality.

Key features

• XWA series eyepiece with extremely wide field of view
• 9 mm focal length suitable for higher magnification observations
• 100° apparent field of view for immersive viewing
• optical design with 9 elements in 6 groups
• fully multi-coated (FMC) anti-reflection coatings
• blackened lens edges to reduce stray light
• dual 1.25" and 2" barrel compatibility
• standard 1.25" and 2" filter threads

Kit contents

• Sky Rover Optics XWA 9 mm eyepiece
• dust caps

Technical specifications

• manufacturer: Sky Rover Optics
• model: XWA 9 mm
• focal length: 9 mm
• apparent field of view: 100°
• eye relief: 15 mm
• field stop: 15.7 mm
• optical design: 9 elements in 6 groups
• coatings: Fully Multi-Coated (FMC)
• barrel size: 1.25" / 2"
• filter thread: 1.25" and 2"
• weight: 830 g
• dimensions: 55 × 160 mm
• SKU: 21972