Model EG41 are wearable, hands-free magnifiers that are easy to use. With their sturdy, durable clip, they can transform any pair of glasses into 1.5x magnifying lenses. The lens diameter is smaller than the EG31. The flexibility also allows for the user to easily switch from the magnifier to regular glasses with one quick flip. It can be used by hobbyists, crafters and modelers who wish to have hands free magnification while engaging with their subject.