Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Report A Problem

CANCEL

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:

Profile Types

iF SOCIAL IMPACT PRIZE (free of charge)

Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

创意直尺 / ruler creative

创意直尺
创意直尺

Add the convex lens that can move freely in ruler, in order to let the numbers looks bigger and recognize easily. It can avoid children to have the incorrect posture when the use ruler and protect their eyes and cervical spine. This design also can help the elder to use ruler.

University

zhengzhou University of light

zhengzhou University of light
zhengzhou, China

YULI LEI,
zhengzhou University of light

Featured in this collection

Office & Industry

Related content