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William Optics Super Wide Angle (72°) 1.25” High Quality Eyepiece 9 mm - E-SWA09

4 In Stock - Ships Today if Ordered by 2pm EDT! (Mon - Fri)
Eyepiece
E-SWA09
$84.00 USD
We will price-match in-stock Canadian astronomy dealer pricing

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SWAN: A premium eyepiece for your most demanding observations.

Unforgettable views of star clusters and the moon at 72 deg. F.O.V. 

Premium eyepieces at a fraction of the value!

Super Wide FOV
• Outstanding super-wide field of view: 72 deg. F.O.V. 
• Fully Multi-coated lenses for excellent transmittance. 
• Reduced chromatic aberration. 
• Improved contrast compared to similar EPs.

Great Contrast
• Fully internally blackened (lens edges and internal spacers). 
• No flaring or ghosting on high-contrast objects. 
• Parfocal.

Light and Easy 
• Soft rubber eyecup.
• Long eye-relief: 12mm. 
• No internal reflections, kidney beaning or other distracting distortions.

Terrific Fit and Finish 
• High-resistance anodized black barrel.
• Smooth design for no hook up in your focuser. 
• Threaded for filters’ usage.

Internally baffled, All lenses' edges and internal spacers blackened, Fully multi-coated
Model SWAN 9
Focal Length 9mm
Lens Structure (#Elements/#Groups) 5/4
Field of View 72
Eye Relief 12mm
Barrel 1.25"
Coating FMC
Parfocal Yes
Weight 70 g

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