摘要 |
<p>The attachment unit has a fastening unit that is designed as a suction cup or a magnetic retainer for fastening to vehicle body parts, where the attachment unit is cube-shaped and possesses round corners and/or edges. Optical measuring objects are provided on two sides of the attachment unit, where objects have different symbols, structure or numbers. A recess is provided on a side facing the body parts to retain the fastening unit.</p> |