This Linen Tester has almost limitless uses for countless people - from stamp collectors to industrial engineers. The Linen Tester offers a strong 5X double lens of optical quality and folding stand with an inch (in 32nds) and a 20 millimeter (in 1.0 mm) scale in the base. It is supplied with a rigid plastic case for protection. Made by international known Bausch & Lomb
