Professional optical lens designed for accurate, definition viewing with true color restoration for eye level observation. Key benefits Accurate color and clarity: light transmittance with minimal color difference delivers true color reproduction for precise detail. Durable and reliable: advanced optical lens construction is scratch resistant and wear resistant for long lasting use. Easy to use and portable: weighs 207 g, built in LED, clipboard friendly, and simple operation. What it is and material Function: professional optical lens for close up viewing with definition results. Material: advanced optical lens with scratch and wear resistance. Specifications and features Weight: 207 g Built in LED for illumination Easy to use Clipboard friendly design Applications and target users Reading newspapers and other fine print Jewelry identification, inspection and maintenance Field observation and on site checks Suitable for children, adults, elderly, amateurs and professionals Use scenarios Field study: use the built in LED to illuminate details during outdoor observations. Jewelry appraisal: examine markings, settings, and metalwork with true color accuracy. On site maintenance: read manuals or inspect equipment with clear visibility and reliable color fidelity.