Specification Brand : VBESTLIFE BulletPoint1 : MULTI LAYER COATING: Fully multi coated lens with wideband green optical glass enhances light transmission, ensuring detailed and clear images. BulletPoint2 : STURDY CONSTRUCTION: Made of aircraft grade aluminum alloy, this eyepiece is highly reliable and wear resistant, extending its lifespan for long term use. BulletPoint3 : DROP PROOF DESIGN: Unique slant edges design around the eyepiece prevents accidental drops, allowing you to place it on the table without worrying about it falling off. BulletPoint4 : CLEAR IMAGE: Eyepieces have low optical distortion, maintaining the accuracy and sharpness of the observed image, with excellent color correction and contrast. BulletPoint5 : EASY INSTALLATION: Standard 1.25inch interface with internal thread allows for easy attachment to most telescopes, and the foldable eyecup provides comfortable viewing experience. ExternallyAssignedProductIdentifier : 7666360303439 ItemName : Telescope Eyepieces, 1.25 Inches 10mm 63° Ultra Wide Angle Eyepiece, Telescope Accessory for Astronomical Observation ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : telescope-eyepieces Manufacturer : VBESTLIFE ModelName : VBESTLIFE7625xuhbw1 ModelNumber : VBESTLIFE7625xuhbw1 NumberOfItems : 1 PartNumber : VBESTLIFE7625xuhbw1 ProductDescription : Specification: Item Type: Telescope Eyepiece Material: Aluminum Alloy + Optical Glass Focal Length: 10mm Field of View: 63 degrees Interface Size: Approx. 1.25 inches/ 31.7mm Eye Relief: Approx. 17mm/0.66in Lens Structure: 3 groups 5 elements Coating: Fully Multi Coated Broadband Eye Cup: Foldable Eye Cup