The Optivisor No. 5 is a high-quality magnifying visor designed for precision tasks featuring a durable lens with 2.5x magnification and an 8-inch focal length for optimal clarity and comfort. Ideal for hobbyists jewelers and professionals it offers hands-free magnification with an adjustable headband for a secure and comfortable fit. The lightweight design ensures prolonged use without strain making it an essential tool for detailed work requiring enhanced visibility.