CARSON OPTICAL: LT-80 Metal LinenTest Magnifier. This LinenTest magnifier features a 5x power 30mm glass lens that measures 1 inch in diameter. It has sturdy metal frame with markings in both inches (1x1) and millimeters (25x25) to easily measures small items. It has a folding design that allows it to stand on its own for hands free use; then fold flat for compact storage. When open it measures 1-3/4x2-1/4x2-1/4 inches; and when folded up it measures 1-3/4x 2-1/4x5/8 inch. A soft vinyl storage pouch with a hook-and-loop closure is also included. Complete package contents include one magnifier and one pouch. Imported.