Wiliam optics 28mm UWAN Eyepiece
The new UWAN design features ultra wide aparent fields of view with excellent edge of field correction.

The 28mm UWAN features a 2" barrel together with high quality multi coatings, internal baffling and blackened lens edges for superior contrast.

The UWAN range are a real alternative to high end eyepieces from other manufacturers at less than high end prices.

Technical specs:

• Internally baffled, All lenses' edges and internal spacers blackened,
  
• Fully multicoated
  
• Model UWAN 28
  
• Focal Length 28 mm
  
• Lens Structure (#Elements/#Groups) 6/4
  
• Field of View 82 degrees
  
• Eye Relief 18mm
  
• Barrel 2"
  
• Coating FMC
  
• Parfocal Yes
  
• Weight 1000 g