Summary
10X21
(10X magnification, 21mm* diameter lens).
* useable diameter of this lens (allowing for the rim that holds the lens in place) 18mm
To help you compare the 10X loupes, a summary of this item is shown in blue:
SIZE:
10X12 - 10X13 - 10X14 - 10X20 - 10X21 - 10X21 - 10X23 - "30X21”
(magnification X diameter of lens, mm)
OPTICAL QUALITY:
BASIC - good - very good – exceptional
There are also reviews of loupes, .
Comments
This is the model-of-the-moment that you see at fairs and market throughout the UK, possibly the worst quality loupe of this size that I've seen, but gosh, just look at the price! It even comes in a nice plastic box.
All that said, if you don't have anything to compare this with, you will say, "Wow, it makes everything look bigger!" - and you will never know that the sharpness, contrast and colour-balance are so poor compared with other loupes.
Suggestion: I you are a market/eBay trader, buy LOTS of these from us and resell them.
Technical
Magnification / lens size in mm: 10X21
Lens material: glass
Lens type: doublet (one magnifier made of two 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: chrome
Presentation / extras: fitted plastic presentation case
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.