Achromatic Magnifying Lens - 20x Zoom Ethiopian opal and the pdf graphic may

and the pdf graphic may ONLY be resold for commercial purposes if it was originally purchased as a print version from Rubble Rock and Gem Ltd

weight 195g

It can also be used for flat lapping

3mmOverall Length: 42mm

Approximate Weight of 1 Pair: 2g

Achromatic Magnifying Lens - 20x Zoom Ethiopian opal and the pdf graphic mayDescription: Achromatic lenses are designed to minimize chromatic aberration, which occurs due to different wavelengths of light bending at different angles as they pass through a lens. This aberration can cause colored fringes around the edges of objects, compromising clarity and color accuracy. The corrected optics of achromatic lenses enable gemologists to observe fine details such as inclusions, facets, and color zoning within gemstones more