The carson js-18 is a rectangular stem magnifier with a 2x magnification, an ergonomic handle and a spot lens. because of its rectangular shape, this magnifying glass is an ideal accessory for reading The magnifier has a lens length of 85mm and a magnification of 2x. the built-in power lens has a magnification of 6.5x and is located in the lower right corner of the lens. for high comfort, the handle is slightly curved. the ergonomic handle is made of plastic; the lens is made of acrylic. compared to glass, acrylic is lighter in weight and has a higher scratch resistance. Usage carson js-18 Due to its rectangular shape, this carson magnifier is an ideal tool when reading, as you can magnify a large part of the sentence to be read at once. of course, you can also use this magnifying glass to view small objects with more detail, such as coins or insects. you can also use the built-in powerlens to enlarge objects by 6.5x. the compact magnifying glass is lightweight and easy to carry.