William Optics SWAN 33mm Ocular 2" Wide Angle Eyepiece WE-SWAN-33mm 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: 25mm

Specifications of William Optics SWAN 33mm Ocular 2" Wide Angle Eyepiece WE-SWAN-33mm:

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

· Inner Structure

Features of William Optics SWAN 33mm Ocular 2" Wide Angle Eyepiece WE-SWAN-33mm:
SWAN: a great all-around 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
• Internally fully 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.

Package Contents:

• SWAN 33mm Ocular 2" Wide Angle Eyepiece

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William Optics SWAN 33mm Ocular 2" Wide Angle Eyepiece WE-SWAN-33mm Rating & Reviews