Here you can find the replacement scales for the following loupes: 2016, 2055, 2037, 2044 and 2066. For all models the replacement scales are available in black version. Please check before ordering for which loupe you need a replacement scale, as these are excluded from exchange. The diameter of the scales for magnifiers 2016, 2055 and 2037 is 26 mm, glass thickness 1.26 mm. The diameter for magnifiers 2044 and 2066 is 35 mm, glass thickness 1.28 mm. The glasses are crystal clear with black graduation. For better display on the screen, the scale glasses are white with black graduation.