Features:

• Doublet lens loupe made of optical glass
• Round swing-away chrome plated case
• 30X power and focal distance of 0.5"
• Lens diameter is 21 mm

Editor Reviews:

Product Description:

• Doublet lens loupe made of optical glass
• Round swing-away chrome plated case
• 30X power and focal distance of 0.5"
• Lens diameter is 21 mm

Rating : - As advertised
I have only used it a couple of times but it works great. Magnification is the same as the ones at the jewelry stores.