Inspect object at 20 times magnification
Good for jewellery, coins, stamps and antiques etc
Use Range -- Great for Mechanical processing, appraisal, watch repair and miniature engraving etc. (Too high magnification is not suitable for reading books)
Lightweight & Comfortable to Wear -- Hands free eyelegs and adjustable headband are interchangeable to ensure more comfortable and tight wearing
Material: Plastic, metal and acrylic optical lenses