Summary
30X18
The 'standard' magnification for a loupe (for jewellery & gemstones, stamps & coins) is 10X.
This one is 30X
The diameter of the lens is 18mm*
* useable diameter of this lens (allowing for the rim that holds the lens in place) 15mm
Too see reviews of loupes,
Detail
This really is a large high-quality genuine 30X loupe. Though even with this high-quality triplet, there is limit as to what can be done technically - although the image is crystal sharp in the centre, it really is quite wobbly around the edges.
Technical
Magnification / lens size in mm: 30X18
Lens material: glass
Lens type: Triplet (one magnifier made of three lenses on top of each other)
Type: jewellers' loupe (small, pocket-size, folds into its metal casing)
Origin / brand: we import these from China
Casing: metal
Finish: black
Presentation / extras: Plain cardboard box
Further information
Everything you need to know about .
See information about (and reviews of) (small high-power folding jewellers' magnifiers).
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Video (electronic) magnifiers, .
Products: see pocket microscopes and phone microscopes, .
With most magnifiers* magnification and working distance are related. , enter a magnification to see the resulting working distance, enter a working distance to see the resulting magnification.
* excluding surgeons-type, digital & phone magnifiers, and microscopes.