William Optics 25mm SWAN Ocular 2" Wide Angle Eyepiece WE-SWAN-25mm 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: 21mm

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

Internally baffled, All lenses' edges and internal spacers blackened, Fully multicoated Model SWAN 25 Focal Length 25mm Lens Structure (#Elements/#Groups) 5/3 Field of View 72 Eye Relief 21mm Barrel 2" Coating FMC Parfocal Yes Weight 330g

· Inner Structure

Features of William Optics 25mm SWAN Ocular 2" Wide Angle Eyepiece WE-SWAN-25mm:
SWAN: with any focal length telescope, this great all-around eyepiece will not let you down!
The incredibly wide 72 deg. F.O.V. makes it perfect for low-power rich-field viewing.
A great optical achievement!

Spectacular Images!
• Outstanding super-wide field of view: 72 deg. F.O.V.
• Fully Multicoated lenses for excellent transmittance.
• Outstanding chromatic aberration correction.
• Sharp and well contrasted.

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
• Only 330g.
• Soft rubber eyecup.
• Extremely long eye-relief: 25 mm.
• No internal reflections

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

Package Contents:

• 25mm SWAN Ocular 2" Wide Angle Eyepiece

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William Optics 25mm SWAN Ocular 2" Wide Angle Eyepiece WE-SWAN-25mm Rating & Reviews