William Optics 20 mm Super Wide Angle 1.25" Eyepiece - E-SWA20

Article number: E-SWA20
Availability: Order Now!
Delivery time: Ships from our west coast warehouse in 7-10 days

The William Optics SWAN Eyepiece series is a great value! With a 72° Field of View and Fully Multi Coated glass elements the SWAN Eyepiece delivers stunning views of the night sky. Eyepiece has a focal length of 20 mm.

  • A 72° Super Wide Field 20 mm focal length eyepiece
  • 5-Element optical design
  • Chromatic aberration is virtually eliminated with the design of this eyepiece
  • The SWAN 20 has fully multi coated optics for enhanced sharpness
  • All internal edges are fully blackened for enhanced contrast while flaring and ghosting is eliminated on high contrast objects
  • The William Optics SWAN 20 mm is Parfocal
  • With 17 mm of eye relief, this eyepiece is comfortable to view through
  • The William Optics SWAN has a beautiful fit and finish
  • Threaded for 1.25" Filters
  • Comes with a full 2-year manufacturer warranty

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