William Optics 1.25" 20mm SWAN Eyepiece



William Optics 1.25" 20mm SWAN eyepiece.

SWAN: the perfect compromise between quality, cost, eye-relief and edge sharpness.
All with a SWAN super-wide angle 72 deg. field of view! The ultimate 1.25 ” SWA eyepiece.
Try and compare! Ideal with SCT and refractor telescopes.


  • 1.25” Barrel
  • 72° field of view
  • 17mm eye relief
  • Chromatic aberration correction
  • Fully multi coated
  • All lens edges and internal spacers blackened
  • Good contrast and brightness
  • Soft rubber eyecup
  • Parfocal
  • Threaded for filters

Excellent contrast and light throughput for sharp viewing. No internal reflections. No flaring or ghosting on high-contrast objects.


We currently do not have physical stock of this product and will order it upon receipt of a  80% deposit.  An updated quote may be requested beforehand - see next bullet.

Price is based on the following:

       R10.30/$ mid-market exchange rate
       40% shipping fee
       Excludes local delivery

Final price will be based on the actual costs applicable.  The remainder is payable before or on collection/delivery to the customer.
Delivery is typical 2 to 3 weeks to our offices.

Please en-quire for final arrangement details.

Add to Cart:

  • Model: WO_E_SWA20
  • Shipping Weight: 1kgs
  • 1 Units in Stock
  • Manufactured by: William Optics

This product was added to our catalog on Wednesday 13 August, 2008.

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