William Optics SWAN 40mm 2-Inch Eyepiece, 72

★★★★★ 4.1 32 reviews

$123.74
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$123.74
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Product details

Management number 212171708 Release Date 2026/04/06 List Price $49.50 Model Number 212171708
Category

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  • Focal Length: 1.6 inches (40 mm)
  • Lens Composition: 5 pieces in 3 groups (fully multi-coated)
  • Vision: 72°
  • Sleeve Diameter: 2 inches (50.8 mm)
  • Eye Relief: 1.1 inches (28 mm), Weight: 19.2 oz (570 g), Made in Taiwan
Brand AstroStreet
Mount Tripod Mount
Coating Fully Multi-Coated
Focus Type Manual Focus
Model Name WO-E-SWA40
Finderscope Reflex
Item Weight 570 Grams
Manufacturer ウィリアム オプティクス
Model Number 466110
Power Source Manual
Field Of View 72 Degrees
Compatible Devices Telescopes with 2-inch focuser and 1.25-inch adapter
Additional Features High-quality, fully multi-coated lens design with additional features for improved performance
Exit Pupil Diameter 40 Millimeters
Objective Lens Diameter 40 Millimeters
Focal Length Description 40 millimeters
Manufacturer Part Number 466110
Eye Piece Lens Description The eyepiece lens is a five-element design with fully multi-coated lenses, blackened edges, and internal field stops for high contrast and light transmission.

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4.1 out of 5
★★★★★
32 ratings | 13 reviews
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