Stylish and modern opera glasses with handle Beautiful design and durability built to last 100% quality materials used and tested extensively 3X magnification for indoor viewing, Specially suitable for theater Since this product is not a professional optical lens. It is more ornamental compared with the practicality. It is a perfect Birthday Christmas Halloween Thanksgiving Day Gifts. ASIN B073PWCJ2C Brand AOMEKIE Color White with Handle Coating Multi-layer Features Compact Design Size Map Compact Focus Type Center Focus Model Name opera glasses binoculars Prism Type Roof Prism Unit Count 1.0 Count Zoom Ratio 3 multiplier_x Manufacturer Aomekie Model Number AO3040 BuiltIn Media Opera Glasses Binocular Field of View 10 Degrees Specific Uses Concert Focus Description Manual Focus Enclosure Material Glass, Metal ExitPupil Diameter 8.33 Millimeters Low Light Technology X Warranty Description 2-year warranty Age Range Description Adult Magnification Maximum 3 Water Resistance Level Not Water Resistant Objective Lens Diameter 25 Millimeters Diopter Adjustment Range +/-5 diopters Manufacturer Part Number AO3040