SVBONY SV136 34mm 2inch 72-Degree Super-wide Angle Telescope Eyepiece Features: 1.SVBONY 34mm super-wide angle 2" telescope eyepiece 2.Super-wide 72-Degree apparent field of view gives you that unforgettable lost in space feeling 3.5 -Elements/4-groups made of high index glass deliver sharp, high contrast vistas 4.24mm eye relief provide comfort and convenience 5.Fold-down rubber eyeguards, and barrels threaded for use with 2" eyepiece filters (M48*0.75) 6.Applicable: watch the scenery, bright celestial observations, nebula and so on Fold-down rubber eyeguards, and barrels threaded for use with 2" eyepiece filters (M48*0.75) Super-wide 72-Degree apparent field of view gives you that unforgettable lost in space feeling Stray Lights Elimination These improve the efficiency since less light is lost due to reflection and improve the contrast of the image by elimination of stray light. Fully Multi-Coated Lens 5 -Elements/4-groups made of high index glass deliver sharp, high contrast vistas Non-slip rubber grip A rubber grip keeps the eyepiece securely in your hands even when it’s cold or you have gloves on. Two Dust Covers Comes with two sturdy dust cover protect the eyepiece from dust and moisture; convenient to carry and storage. Field Stop Diameter: 40mm How to use it? Specification: 1.Brand: SVBONY 2.Model: SV136 3.Focal Length: 34mm 4.Eye Relief: 24mm 5.Field Stop Diameter: 40mm 6.Apparent Field of View: 72° 7.Barrel Size: 2inch 8.Lens Structure: 5 -Elements/4-Groups 9.Filter Threads Standard: 2" Filter Thread (M48 x 0.75) 10.Coatings: Fully Multi-Coated 11.Blackened Lens Edges: Yes 12.Barrel Safety Recess: Yes 13.Rubber Eye Guard: Yes 14.Net Weight: 370g / 13.05oz /0.816lb

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