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“+ -” RULER / Ruler

“+ -” RULER
“+ -” RULER

The design creativity of "+ -" ruler is to combine the rulers used by left-handers and right-handers. Right-handers can use the obverse side, while left-handers can use the reverse side. In this way, it not only save the cost, but also expand the availability and popularity of rulers. Aiming at the drawbacks that is not easy to be taken up caused by ordinary rulers, "+ -" ruler’s both sides take shape at 15 degree in contrast with principle plane. On the one hand, the users can picked up the rulers easily, On the other hand, it make sure that the diesel caused by sign pens penetrates into papers along with rulers and contaminate the papers.

University

Guangdong ocean university

Guangdong ocean university
Zhanjiang, China

Design

Guangdong ocean university

Guangdong ocean university
Zhanjiang, China

Lu Lu Wan