NIUPIKA Headband Magnifier Binocular Magnifying Glass Jewelry Magnifiers Head-mounted Double Lens Reading Jewelers Tools Head Wearing 4 Magnifications

• 4 Replaceable/interconvertible magnification lens plates to meet different magnifying needs
• Lens are ground and polished to precision ophthalmic standards
• The shell frame is made of lightweight, durable and impact resistant materials
• Adjustable head band for more comfortable and tight head wearing
• Widely used in mechanical processing, electronic repair, jewelry appraisal, timepieces repair and miniature engraving, etc

Specifications Magnification: 1.5x, 2x, 2.5x, 3.5x Magnifier Lens diameter: 20inches, 10inches, 8inches, 4inches Shell frame color: Gray Lens material: Acrylic Product size: Approx. 25 * 20.5 * 4.5cm / 9.8 * 8.1 * 1.8in Product weight: Approx. 140g / 4.93oz Package size: Approx. 29.5 * 21 * 5cm / 11.6 * 8.3 * 2.0in Package weight: Approx. 367g / 12.95oz Package List 1 * Magnifier 1 * Operation Manual (English)