Amazon.com: BelOMO Jewelers Loupe 10x Triplet Magnifier 21mm (.85"). Optical Glass with Anti-Reflection Coating for a Bright, Clear and Color Correct View. Foldable Loupe for Gems, Jewelry, Coins and Trichomes : Arts,
Scale Loupe 10x Magnification 8 LED Light 9 Glass Scale Chart Jewelers Eye Loupe Magnifier 25mm Field of View