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Adjustable color pen / Adjustable color pen

Adjustable color pen

As we all know, mark pen is the designers an essential drawing tools.As a professional designer, you is a lot of Mark pen desktop worry, if you worry about finding the right color number.This design is to solve the above problem as a starting point.
One-piece design of the same color marker, on the one hand, to facilitate staff to more quickly get the right color; the other hand, the expansion of the workers in the bench area.
The initial marker color is dark, designers adjust the color of the color change by increasing the force of the outer wall of the permeation layer.


Zhengzhou University of Light Industry

Zhengzhou University of Light Industry
Zhengzhou, China

Lei Yang,
Zhengzhou University of Light Industry

Jiajun Zhou

Chengyong Li

Xinbo Qu

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