Foldable Jewelry Loupe 30X Magnifier Or Magnifying Glass

Foldable jewelry loupe, with 30x times magnifying. Made from metal and glass, mini size: 1.65"x1"x0.7", foldable and pocket design. This filter helps to narrow down the possibilities when identifying certain green, red, and blue stones. When seen through the filter, many natural and synthetic emeralds look red or pink, while other green stones look green. This instrument helps detect dyes in certain gems, like dyed green and blue chalcedony. Your customized logo can be laser engraved on the metal side.