Interchangeable Lens: There are 8 groups of interchangeable lenses in the package of our head-mounted magnifying glass:10x / 15x / 20x / 25x, which can meet your needs for close work Kind of demand.

Single Eye Observation: We recommend using only one eye of the double-eye loupe glasses to view the object, because when using two glasses at the same time, the focus will fail.You can use the two lens barrels alternately to

Portable design: small and light, you can observe close work like wearing glasses.