Barely used Designs for Vision 2.5x magnification dental loupes. Frame style is Nike pounce. Loupes are very light and would make great starter loupes for a dental student or everyday loupes for a practicing dentist. The mount for an ultralight is currently on the loupes but can easily be removed. Measurement from center of each magnifier is about 6.3 cm. Working distance is clear from 15-19".Original case included. Check out the designs for Vision website for more details and please message me with questions. Loupes were $1600 with student discount