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William Optics Super Wide Angle (72°) 2” High Quality Eyepiece 33 mm - E-SWA33
SWAN: A great all-round eyepiece that does not break your wallet!
Internally baffled and blackened, fully multi-coated, breath-taking 72 deg. F.O.V.
Impressive FOV!
• Outstanding super-wide field of view: 72 deg. F.O.V.
• Fully Multi-coated 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 multi-coated | |
| 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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