2-Pack 10X + 30X Jewelers Jewelry Eye Loupe Set Optical Magnifying Glass Lens

2pc Jewelers Eye Loupe Set 10X + 30X Magnifying Glass Lens. The 30x power loupe has a focal distance of 1/2" (13mm) with 21mm dia lens size. The 10x power loupe has a focal distance of 1" (26mm) with 21mm dia lens size.

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