The Sky Rover Optics Premium Flat Field Eyepiece 5.5 mm belongs to the PF (Premium Flat Field) series designed to deliver a flat field of view and high image sharpness across the entire field. The optical design reduces edge distortion, providing a natural and comfortable observing experience. This eyepiece is suitable for astronomical observations as well as nature observation and bird watching.

Key features

• Premium Flat Field eyepiece design for a flat field of view
• 5.5 mm focal length suitable for high magnification observations
• sharp image across the entire field of view
• optical design with 6 elements in 4 groups
• fully multi-coated (FMC) anti-reflection coatings
• standard 1.25" barrel with 1.25" filter thread
• foldable eyecup

Kit contents

• Sky Rover Optics Premium Flat Field 5.5 mm eyepiece

Technical specifications

• manufacturer: Sky Rover Optics
• model: Premium Flat Field Eyepiece 5.5 mm
• focal length: 5.5 mm
• eye relief: 16 mm
• field stop: 6.4 mm
• optical design: 6 elements in 4 groups
• coatings: Fully Multi-Coated (FMC)
• barrel size: 1.25"
• filter thread: 1.25"
• weight: 80 g
• dimensions: 67 × 35 mm
• SKU: 21750