Do Green™

Material for eyeglass lenses

Applications detail

Plant-derived high-index lens material.


Made from plant-derived materials, this lens reduces greenhouse gas emissions compared to petroleum-derived equivalents.

Plant-derived materials

According to LCA (Life Cycle Assessment), MR-160DG™ reduces greenhouse gas emissions*1 by 8% and MR-174™ by 14% compared to petroleum-derived equivalents.

It is certified as a biomass product by JORA*2 in Japan and USDA*3 in the United States.

JORA in Japan and USDA in the United States
Superior Optical Properties

Due to the exceptional optical performance of MR™, it has properties such as "Thin and Light", "Safe and Resistant to Breakage" and "Lasting Appeal" as well as "Clear View"

*1 Based on our Life Cycle Assessment (LCA) procedure
The amount of reduction might be revised without notice in case of changes on calculation method or the obtained data

*2 Biomass mark (JORA) : A mark (biomass mark) in which the Japan Organic Recycling Association (JORA) certifies environmental products that utilize biological resources (biomass) and comply with quality, related regulations and standard criteria.

*3 Biobased product certification mark (USDA) : Biomass mark indicating plant-derived certification by the United States Department of Agriculture (USDA BioPreferred®)

MR-160DG™ (Refractive Index 1.60)
MR-174™ (Refractive index 1.74)

For the characteristics of each product, refer here.

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