The LT20 LinenTest™ Magnifier from Carson Optical is a compact, fold-out LinenTest Magnifier. The LT-20 contains markings in both inches and centimeters for easy measuring of small parts. The LinenTest™ is perfect for stitch counting. This Magnifier is portable, lightweight and folds flat for storing when not in use.
LT20: Carson LinenTest 7x Magnifier LT-20 - features a 7x power 20mm lens