Carducci CD1051 in trendy Clubmaster style, available in black with plain or prescription lenses.
Lens Width: 52mm
Lens Depth: 42mm
Bridge Width: 19mm
Arm Length: 145mm
The distance between the lenses.
The horizontal distance between the outermost edgest of the lenses.
The length of the arm or temple piece. You can also find size information for most frames on the inside of one of the arms.