Specification Brand : OUBO BulletPoint1 : 2.5X/3.5X loupes. BulletPoint2 : Offer a wide field of view and generous depth of field with high enough magnification for daily dental procedures. BulletPoint3 : Wide field of view,Long working distance,Complete edge-to-edge clarity, Use Water disinfectant wiping disinfection. BulletPoint4 : Superior field of view provides vision not attainable by the naked eye allowing entire target to be viewed. BulletPoint5 : Lens edges and all internal metal and plastic surfaces are blackened to maximize image contrast thus creating excellent clarity, a sharp, clear and bright image. Color : Black ExternallyAssignedProductIdentifier : 7083148740086 ItemName : Loupes Plastic Clip-on Binocular Loupes for All Glasses Surgical Magnifiers Optical Glasses with Storage Case 420mm (2.5X) ItemPackageDimensions_Height : 2.9 inches ItemPackageDimensions_Length : 6.9 inches ItemPackageDimensions_Width : 5.2 inches ItemTypeKeyword : professional-dental-and-surgical-loupes MagnificationStrength : 2.5 multiplier_x Manufacturer : OUBO MetalType : other ModelName : Binocular Loupes ModelNumber : OU110109GDK NumberOfItems : 1 PartNumber : OU110109GDK ProductDescription : Notice: Normal glass not included Specifications: Magnification: 3.5X/ 2.5X Field of view: 60 mm/80 mm Depth of View: 100mm/130mm Working Distance: 320-420 mm/440-540mm Material of the Loupe Lens: Optical glass Weight: 0.3KG Package Size: 19*13*8CM Package included: 1 * Loupes 1 * Head Strap 1 * Cloth 1 * Screw 1 * User Manual 1 * Cloth Bag