ITEM NAME:3 pcs Jeweler Eye magnifier Set 10x + 30x + Dual Enlargement Magnifying Gla A8N4 3 pcs Jeweler Eye magnifier Set 10x + 30x + Dual Enlargement Magnifying Gla A8N4 The 3 pcs jewelers magnifying glasses Set contains a 10X 21mm chrome magnifier, a 30X 21mm chrome magnifier and a 10X & 20X Dual Butterfly magnifier. The dual butterfly magnifier 10X has power lens with 18X and 20X lens with 12 power high magnification with an average distance of 1/2 "(13 mm) as well. They are all made of optical glass and protected when not in use by the swing-out chrome plated metal cover, it's perfect for pawn shops, antique stores and jewelry shops. Both loupes come in a protective plastic case. The complete set is great for rock collectors, coin collectors, hobbyists, jewelers and anyone else who requires distortion free magnification. color:silver package include: 3 x Jeweler Eye magnifier Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.