Acrylic optical lens is treated with an abrasion resistant coating. 4 different powers with the flip down inner lens and auxiliary lens. A unique tool. 8.95 Loupes High Quality provides a large clear field of vision. Triplet loupes have 18mm lenses that correct spherical and chromatic aberrations.
All loupes come with a leather case.
Doublet loupe is distortion free and economical. No concentrated Nitric Acid. Just clean the object to be tested. If the drop darkens, it's not gold. Good for testing hundreds of items.