SWAN 33mm (2") Eyepiece (E-SWA33)
SWAN 33mm (2") Eyepiece (E-SWA33)
SWAN 33mm (2") Eyepiece (E-SWA33)
SWAN 33mm (2") Eyepiece (E-SWA33)
SWAN 33mm (2") Eyepiece (E-SWA33)
SWAN 33mm (2") Eyepiece (E-SWA33)

William Optics

SWAN 33mm (2") Eyepiece (E-SWA33)

Regular price
$ 130.00 Sold out
Sale price
$ 130.00
Unit price

Please contact Cloud Break Optics to order this product


SWAN: a great all-round eyepiece that does not break your wallet!
Internally baffled and blackened, fully multicoated, breath-taking 72 deg. F.O.V. !!

Impressive FOV! 
• Outstanding super-wide field of view: 72 deg. F.O.V. 
• Fully Multicoated lenses for excellent transmittance. 
• Outstanding chromatic aberration correction. 
• Excellent definition and dark background.

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

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. 
• Threaded for 2” filters.


Internally baffled, All lenses' edges and internal spacers blackened, Fully multicoated
Model SWAN 33
Focal Length 33 mm
Lens Structure (#Elements/#Groups) 5/4
Field of View 72
Eye Relief 25 mm
Barrel 2"
Coating FMC
Parfocal Yes
Weight 410 g

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