Patent ID: 6925959

Claim:
An indicating instrument, comprising: a dial defining a plane and having a front side and a rear side; an approximately circular scale arranged on said front side of said dial; a pointer rotatably drivable about an axis of rotation relative to said dial; a marking indicating an area of said scale and arranged on a component rearward of said plane of said dial, said component being rotatable mounted for rotation about the axis of rotation of said pointer; a marking drive connected to said component for rotatably driving said component to a control position, said dial defining a window through which said marking is visible from the front side of said dial; an optical conductor arranged between said dial and said component carrying said marking; and a light source for emitting light into said optical conductor, wherein said optical conductor is arranged so that at least a portion of said emitted light is coupleable out of said optical conductor and incident on said component carrying said marking.