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Unfortunately William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm is not listed by Shoptics.You can also explore other items in the Astronomy Products, Telescopes, Telescope Accessories yourself to try and find the perfect replacement for you!
Specifications of William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm:![]()
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Features of William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm:
SWAN: the perfect compromise between quality, cost, eye-relief and edge sharpness.
All with a SWA super-wide angle 72 deg. F.O.V. ! The ultimate 1.25 ” SWA eyepiece.
Try and compare! Ideal with SCT and refractor telescopes.
Perfect match with William Optics telescopes
• Outstanding super-wide field of view: 72 deg. F.O.V.
• Fully Multicoated lenses for excellent transmittance.
• Outstanding chromatic aberration correction.
• Excellent contrast and light throughput for sharp viewing.
Great Contrast
• Internally fully blackened (lens edges and internal spacers).
• No internal reflections.
• No flaring or ghosting on high-contrast objects.
• Parfocal.
Light and Easy
• Soft rubber eyecup
• Long eye-relief: 17 mm
• No internal reflections, kidney bean effect
Terrific Fit and Finish
• High-resistance anodized black barrel.
• Smooth design for no hook up in your focuser.