Otto Frei Black 10X Triplet Loupe with 18 mm Diameter Lens, Rubber Grip & Leather Case Shears The 7-inch diameter weighted base

The 7-inch diameter weighted base includes a rubber bottom to keep the lamp stable on your workbench

The 4-gallon tank features an internal paint coating to resist rust

The most popular ring cutter model in the USA

reliable grip

Otto Frei Black 10X Triplet Loupe with 18 mm Diameter Lens, Rubber Grip & Leather Case Shears The 7-inch diameter weighted baseThe professional standard for diamond grading and gemstone inspection, this 10X triplet loupe delivers high clarity magnification at an exceptional value. Triplet loupes are the industry benchmark constructed with three lenses bonded together to produce edge to edge sharpness that single and doublet loupes simply cannot match. This loupe is corrected for both spherical aberration (minimizing distortion at the edges) and chromatic aberration