Hand lenses are also known as magnifying glasses or magnifiers. They are used for close examination of small objects or details. Other synonyms for hand lenses include loupe, jeweler's glass, and pocket microscope. A loupe is a small magnifying glass often used by jewelers or watchmakers to inspect small details. A jeweler's glass is a type of magnifying lens commonly used by jewelers to examine gems or jewelry. A pocket microscope, as the name suggests, is a small portable microscope that can fit into a pocket and is used for observing tiny objects. Whatever the name or type, hand lenses are essential tools for those who need to observe the world around them in greater detail.