Made of good quality acrylic lens, designed for people with low vision, seniors, hobbyists, etc.
The 3X magnifying lens is good for reading and inspection, suitable for electronic repair and examining extremely small texts, images.
This magnifying sheet is suitable for reading small prints on maps, instructions or books and has the ability to magnify full pages, with a handy size of 2.95 inches * 1.57 inches, enables you to see full page for books, magazines, newspapers, maps, etc.
Magnifying lens have not magnifying effect when directly close to object.
The focal length of this magnifying lens needs to be adjusted to a suitable place thus to make yourself comfortable.
Keep away from direct sunlight in case of causing fire.
Keep away from high temperature and humidity.
Rough treatment may break the magnifying lens.
Please note that things may look crooked when being magnified.