This Grower's Edge Illuminated Magnifier Loupe 40X is the perfect tool for any task that requires precision accuracy with a 40x magnification. The lens is set in a metal frame that is light and easy to handle. It features an illuminated light source that provides clear and sharp views of your subject. This loupe is ideal for hobbies such as coin and stamp collecting, jewelry making and watch repair. It's also useful for professional tasks such as inspecting gems and minerals, and examining microorganisms. The loupe is equipped with a rubber eye guard that keeps your eyes safe and comfortable while you work. The lens is also adjustable so you can get the perfect view of your subject. With its high resolution and powerful magnification, this loupe is sure to be your go-to tool for any task that requires precision accuracy.