Tips

Magnifying glass Tips: Buster twins magnifying glass by the primary mirror and vice mirror, the main mirror 10 times to see the overall observation of small jewelry, secondary mirror 20 times (virtual magnification) for the fine part of the structure, the magnifying glass by a single convex Optical glass lens composition, imaging virtual image magnification virtual times are different, suitable for beginners or simple identification of the use of professionals and higher requirements of the identification of the proposed selection of four of the combination of bridge, achromatic aberration, multiple standards, contact customer service Will recommend for you!