SVBONY Wide Angle 72 Degree Aspheric Eyepiece Lens 9mm Wide Angle HD Fully Coated for 1.25 inches Astronomic Telescopes(9mm)

 Extremely large 72-degree apparent field of view: Excellent optical performance with high contrast, high resolution and excellent flat field characteristics,provide a high contrast image at all times

5-element Fully Multi-coated lenses:  3 sets of 5-piece eyepiece structure, nitrogenfilled, moisture proof and waterproofs

 Silicone rubber eye : Equipped with a detachable and fold down soft silicone rubber eyecip for long-term observation

 Suitable for astronomical telescope (31.7mm/50.8 interface): For observing moon surface, planets, nebulae, clusters, and diffuse nebulae, high brightness, large field of view, very comfortable observation

Specification : Focal Length:9mm Barrel Size:1.25" Apparent Field of View (Mfg Specified): 72° Filter Threads Standard: 1.25" Filter Thread (M28.5 x 0.6) Coatings: Fully Multi-Coated Lens Elements:5 Blackened Lens Edges: Yes Barrel Safety Recess: Yes Rubber Eye Guard: Yes

Package Include : 1 X SVBONY 9mm Aspheric Eyepiece