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20X(4Pcs/Set Eyepiece Kit 1.25 Inch 68 Degree Ultra Wide Angle 6/9/15/20mm 8B7) 20X(FMC 68-Degree Ultra Wide Long Eye Relief Eye
Standard 1.25 Inch Astronomical Telescope 4 Piece Eyepiece Kit
Super Wide 68 Degree apparent field offers broad views of the moon, star clusters, and the Milky Way
Multi-elementsdesign offers sharp images with good color correction and contrast
Aluminum 1.25 inch eyepiece barrel is blackened internally to eliminate light leakage
Eyepiece Series: 68-Degree Ultra Wide Eyepiece
Focal length: 6mm / 9mm / 15mm / 20mm
Barrel Size: 1.25 inch (31.7mm)
Apparent Field of View: 68 Degrees
Coating: Fully Multi-Coated Broadband
Pupillary extraction: 17 mm
Structure design: 5-elements in 3 groups (6mm); 6-elements in 4 groups (9mm); 4-elements in 3 groups (15mm); 5-elements in 3 groups (20mm);
Lens material: Optical Glass Lenses
Body material: Completely metal
Filter Threads: Standard 1.25 inch Thread Filter
Guard Eye Gum: Yes
Colour: black
Material: metal
Package Contents:
4 * 68 Degree Eyepiece)
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Category: Cameras and Photography:Telescopes and Binoculars:Telescopes
Location: Shenzhen