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William Optics SWAN 2" 40mm Eyepiece

William Optics SWAN 2'' 40mm Eyepiece
Price:  £129.00(Inc. 20% VAT)

Product Code:  SWAN40
Manufacturer:  William Optics
Eyepiece Type:  Super-Wide Angle
Field of View:  72 degrees
Barrel Size:  2" Eyepiece

William Optics

SWAN: a huge-lens rich-field eyepiece at a very reasonable price! 

Fully multicoated advanced design for breathtaking and jaw-dropping 72 deg. F.O.V. views. Try it out on the Milky Way!

A True Spacewalker! 

  • Marvelous super-wide field of view: 72 deg. F.O.V. 
  • Fully Multicoated lenses for excellent transmittance. 
  • Outstanding chromatic aberration correction. 
  • Sharp and well contrasted.

Great Contrast 

  • Internally fully blackened (lens edges and internal spacers). 
  • No flaring or ghosting on high-contrast objects. 
  • Parfocal.

Ease of Use 

  • Soft rubber eyecup.
  • Extremely long eye-relief: 28 mm.
  • No internal reflections.

Terrific Fit and Finish 

  • High-resistance anodized black barrel.
  • Smooth design for no hook up in your focuser. 
  • Threaded for 2" filters.

Focal Length      40mm
Lens Structure    5/3
Field of View      72
Eye Relief          28mm
Barrel                 2"
Coating              FMC
Parfocal             Yes
Weight               570g

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