Konus Microscope Accessory Light Metal Linen Tester with 10X Magnification. Optics Planet is an Authorized US Distributor for Konus Microscope Accessories. All Microscope Accessories by Konus from our online store come with Full Manufacturer Warranty. Specifications for Konus Linen Tester: Magnification: 10X Construction: Metal For a full line of Konus Microscope Accessories and other products by Konus on sale please visit Konus page on our website. For more brand name Microscope Accessories please visit our Microscope Accessories store section. Package Contents: Konus Linen Tester