Half-moon reading glasses are eyeglasses with half-moon shaped lenses that sit lower on the nose, leaving the upper part of the lenses uncovered. This design provides a clear field of view for tasks such as reading, computer work, and other activities that require focusing on objects at close range. Half-moon glasses are often used as a form of reading glasses for men, and are known for their compact and lightweight design, which makes them convenient to carry and use. They can be made with various materials, including plastic and metal, and come in a variety of magnifications to suit different needs.