Silver Optical Glass 3.5X 420 mm Binocular Loupes (Suitable for Dentistry, Surgical and Medical Use) : Amazon.co.uk: Business, Industry & Science
2.5X Binocular Loupes Surgical Loupes (2.5X Magnifier with Different Working Distances (XL (500-600mm) and Black Frame) : Amazon.co.uk: Business, Industry & Science