Seiko Epson announced that it has developed its fourth generation optical engines for smart glasses, which will be used in the company's future Moverio series - and will also be offered to customers in the consumer and industrial smart glasses markets.

Epson VM-40 OLED microdisplay based AR optical engine

The new optical engine boasts 1.5X greater density, 5X greater contrast, and a 1.5X wider field of view than Epson's previous optical engines. Epson has developed a new OLED microdisplay (branded as Si-OLED) that is 0.453-inch in size with a resolution of 1920x1080 and a contrast ratio of 500,000:1.

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