PORTABLE MAGNIFYING DEVICE AND USES THEREOF

摘要

A portable magnifying device is provided comprising a housing and a viewing plate mounted inside the housing, the housing comprises at least one magnifying lens disposed within a top surface of the housing, and the viewing plate is configured to support a substrate that can be viewed through the magnifying lens. The portable magnifying device can be used to allow consumers to visually assess the effectiveness of a treatment of a product on a substrate at the micro level.