William Optics Super Wide Angle (72°) 1.25" High Quality Eyepiece 20mm - E-SWA20

William OpticsSKU: E-SWA20
No reviews

Price:
Sale price$105 CAD
Stock:
Back-ordered, please ask us for more details or enter your Email below to be notified when it's back In stock
Green Right Arrow Click here to simulate views with this eyepiece and your scope

Description

 

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 for SCT and refractor telescopes.

Perfect match with William Optics telescopes 
• Outstanding super-wide field of view: 72 deg. F.O.V.
• Fully Multi-coated lenses for excellent transmittance.
• Outstanding chromatic aberration correction.
• Excellent contrast and light throughput for sharp viewing.

Great Contrast 
• Fully internally 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 or kidney bean effect

Terrific Fit and Finish 
• High-resistance anodized black barrel.
• Smooth design for no hook up in your focuser. 
• Threaded for 1.25" filters.

Specifications

Internally baffled, All lenses' edges and internal spacers blackened, Fully multi-coated
Model SWAN 20
Focal Length 20 mm
Lens Structure (#Elements/#Groups) 5/4
Field of View 72
Eye Relief 17 mm
Barrel 1.25"
Coating FMC
Parfocal Yes
Weight 100 g

You may also like

Recently viewed