Patent ID: 8579449

Claim:
A pointer type measuring instrument comprising: a display portion, a drive body provided on a back-face side of the display portion, an arm portion mounted on an output shaft of the drive body and detouring around an outer periphery of the display portion, an indicating portion extending from the arm portion toward the center of the display portion and pointing to an indicator portion provided for the display portion, and a light source mounted on the arm portion or the indicating portion and illuminating the indicating portion, wherein the indicating portion includes a light-guide portion guiding light emitted by the light source and a light-transmitting member, the light-guide portion is provided with a mirror-face portion and a light-reflecting portion, the mirror-face portion is formed adjacent to the light-reflecting portion and on a side of the light source, the light-reflecting portion is formed on an edge of the indicating portion, the light-transmitting member is provided on a side of the light-guide portion opposite to a side on which the light-reflecting portion is provided and in a portion coincident with the light-reflecting portion of the light-guide portion, and the light-transmitting member is provided with a diffusing portion which diffuses light from the light-guide portion.