... , Light weight, in focus, Can uphold if not used, Comfortable for wearing, more dapper. Medical loupe TypeC1-06Multiple7XWorking distance (mm) 340 ... .It is very useful in medical field. It is fit for the Microsurgery, Vascular Surgery, head surgery, orthopedic, dental and ENT ... . When it out of the warranty, customer just needs to pay for the replacement assembly unit cost.P.S. excluding disposables, e ...