Product basic info Primary colours: Black, Grey, Transparent Primary detailed colours: Metal Diameter unit: 90 mm Height unit: 51 cm Weight unit: 449 g Physical properties Number of pieces: 1 Length of gooseneck: 51 cm magnifier type: Gooseneck magnifier Technical data Mounting type: Clamp mounting Dioptre: 3 Magnification: 1.75 x (EN)