2 Inch 20mm UW 80 Degree Utra Wide Angel Eyepiece FMC HD Lens for

• New Ultra black design, fully multi-coated
• 20mm focal length, 2" fitting diameter
• This super ultra wide angle eyepiece has 80 degree field of view
• Standard female thread to fit a filter etc at the rear end
• 7-Elements in 5 Groups Design
• The inside of the adapter is fully threaded to minimize reflections
• Coma-free View out of 72% of the field radius
• Great Contrast and Color Correction
• Packed in a protective plastic case

Specifications:

• The structure of the optical system: Ultra Wide Series Eyepiece
• Barrel Size: 2" (50.8mm)
• Angle field of View: Ultra wide 80 degree
• Optical Design: 7 Elements
• Focal Length: 20mm
• Eye-relief: ≤20mm
• Coating: Fully coated Broadband Green Film
• Threaded for filters and Barlow lens: 2 inch
• Material: Glass + Metal
• Color: Ultra black design

• 1 x Fully Black 2" F20mm UW80 Eyepiece