| 摘要 |
<p>The unit has a rotary switch (4) as a handle, and an optical indicator (8) for indicating two different symbols e.g. character, is arranged in the switch. The indicator has multi color light emitting diodes (LED) (11), dazzle plate (12) with a dazzle opening (13) that is formed for the symbols, where a mask is laid on the indicator. Symbol openings (15) are arranged between the LEDs and the mask. A diffuser plate (16) is arranged on one side of the mask.</p> |
