# Metric Conversion Tape Measures The E Ink Ruler Easily Converts Inches to Centimeters By Michael Hines | Published 2010-08-12 | Lifestyle Source: Trend Hunter, https://www.trendhunter.com/trends/e-ink-ruler References: [yankodesign](http://www.yankodesign.com/2010/08/09/conversion-on-the-rule/) & [mysite.pratt.edu](http://mysite.pratt.edu/~ychen11/) The E Ink Ruler from Yan-Ting Chen is a must-have for any handyman. This tape measure converts inches to centimeters on the fly, letting you work longer and calculate less. Why take time out of your day to [convert metric units](https://www.trendhunter.com/trends/how-tall-is) when the E Ink Ruler can do it for you? Although this tape measure is just a conceptual design, I for one would love to see this jump off of the Internet and onto store shelves. ## Trend Insights (Trend Hunter) - Score: 1.4/10 - Popularity: 11% | Activity: 24% | Freshness: 8% - Audience gender: 50% men, 50% women - Primary generations: Millennial - Top markets: North America ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Lifestyle](https://www.trendhunter.com/lifestyle) > [Life](https://www.trendhunter.com/life) ## Key Themes ### Key Themes Behind This Trend - **Metric Conversion Tools:** The concept of using E Ink displays for metric conversion presents an opportunity to create new affordable and portable tools that can significantly enhance accuracy in measurement. - **Smart Tape Measures:** The introduction of E Ink displays in tape measures presents an opportunity for creating a new generation of smart tape measures that can perform additional functions while measuring lengths. - **Intuitive Measuring Devices:** The technology of E Ink displays provides opportunities to create intuitive measuring devices that can display multi-units and information during measurements. ### Where This Applies - **Tools and Hardware:** The metric conversion tape measure concept can transform the tools and hardware industry, providing an opportunity for new product development. - **Construction and Architecture:** Smart tape measures can improve the accuracy and efficiency of construction activities, specifically in measuring materials and project sizes. - **Manufacturing:** New measuring tools using E Ink displays can improve quality control and enhance efficiency in manufacturing. ## Related on Trend Hunter - [Rolling Portable Measuring Tapes](https://www.trendhunter.com/trends/neorulergo.md) - [Sleek Rounded Measuring Tools](https://www.trendhunter.com/trends/enso-tape.md) - [Smart Measuring Devices](https://www.trendhunter.com/trends/hozos-neorulergo.md) - [Connected Professional Tape Measures](https://www.trendhunter.com/trends/acegmet-dtx-10.md) - [Next-Gen Connected Tape Measures](https://www.trendhunter.com/trends/digital-tape-measure.md) - [Magnetic Measuring Tools](https://www.trendhunter.com/trends/tisolver.md) - [Titanium EDC Rolling Rulers](https://www.trendhunter.com/trends/tiroler-20.md) - [Digital Laser Tape Measures](https://www.trendhunter.com/trends/digital-laser.md) - [Bluetooth-Connected Tape Measures](https://www.trendhunter.com/trends/datapro-25.md)