Excellent condition 28mm 82 degrees UWAN in the original box:
- Internally baffled, All lenses' edges and internal spacers blackened, Fully multicoated
- Field Stop Diameter: 43.5mm
- Lens Structure (#Elements/#Groups): 6/4
- Field of View: 82 degrees
- Eye Relief: 18mm
- Barrel: 2"
Review:
http://www.williamoptics.com/support...ingChanged.pdf
"Overall an excellent performing 82 ultra wide-field eyepiece line. Often compared to the standard-setting Tele Vue Naglers."
-- Paolini, William. Choosing and Using Astronomical Eyepieces
$265 plus shipping. Please PM me if interested.
Thanks,
Arief