30X21 triplet Loupe Ultra Violet (UV) lights - battery torches the bottom reading (see picture)

the bottom reading (see picture) is mm

Lens type: 5-element (i

Applications

Multi tester

It takes a few weeks grow a synthetic diamond in a laboratory

30X21 triplet Loupe Ultra Violet (UV) lights - battery torches the bottom reading (see picture)Summary 30X21 The 'standard' magnification for a loupe (for jewellery & gemstones, stamps & coins) is 10X. This one is 30X The diameter of the lens is 21mm Useable diameter of this lens (allowing for the rim that holds the lens in place) 18mm. Too see reviews of loupes, click here Detail This really is the largest possible strongest possible loupe with the highest quality triplet lens (even allowing for the "useable" area of the lens). However, there