$248.00Last catalog price, October 2008
Catalog description
William Optics SWAN Eyepieces, part number WIOP024, is a discontinued product from the 2007–2011 catalog. It was last listed at $248.00, up from a low of $78.00.
SWAN: a huge-lens rich-field eyepiece at a very reasonable price! Fully multicoated advanced design for breathtaking 72 deg. F.
O.
V. jaw-dropping 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.
Internally fully blackened (lens edges and internal spacers).
No flaring or ghosting on high-contrast objects. Parfocal.
Catalog price history
| Observed | Listed price | Change |
|---|---|---|
| September 2007 | $78.00 | |
| October 2008 | $248.00 | +$170.00 |
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