William Optics William-Optics 40mm Ocular SWAN 2 Wide Angle Eyepiece WE-SWAN-40mm on sale and available from our online store. OpticsPlanet, Inc is an Authorized US Distributor for William Optics Telescope Accessories.
Field of View: 72. Eye Relief: 28mm
Features of William Optics William-Optics 40mm Ocular SWAN 2 Wide Angle Eyepiece WE-SWAN-40mm:
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.
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.