Smartglass gets smarter
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Finland’s Dispelix has developed a light and unobtrusive method to transmit high-definition images into a user’s field of vision – negating the need for bulky head-mounted prisms or projectors
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AUGMENTED REALITY REVENUE SHARE (2020 forecast)

Market worth: $120 billion

Hardware sector: $40bn

Optics share: $1.5bn

Transparent: Wearer can see through image
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DISPELIX PRINCIPLE (available 2016)

1 Diffractive light in-coupling grating: Compressed image received. Hidden inside frame of eyewear in final version

2 Diffractive light out-coupling grating: Image diffracted through lens and expanded into viewable form

Source image from projector: Video or computer display

Lens: High refractive index material

Virtual image Visible only to wearer, equivalent to 60-inch HD TV viewed from 3m away
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Source: Dispelix Oy

Picture: Juha Sarkkinen (VTT Research)

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