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OPTI 2008
 
Carl Zeiss Vision Improves Spatial Perception Downloads and Links


GT2 3D progressive lens offers a natural 3D experienceRTF Documents
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Carl Zeiss AG
Carl Zeiss Vision
OPTI 2008 in Munich


AALEN/Germany, 11.01.2008.
A new type of lens from Carl Zeiss Vision now offers progressive lens wearers a new dimension in safety and natural space perception. The GT2 3D progressive lens incorporates new knowledge about spatial perception for noticeably improved, natural 3D vision. ZEISS GT2 3D progressive lenses are now available on the German market.

These improvements have been achieved by creating larger fields of sharp vision in the transition zones between near and far. In the design of the lens, Carl Zeiss Vision has utilised new knowledge about the complex interaction of the eyes in binocular vision. The ranges of vision on the lens are variably adapted to the lens powers and to the difference between the distance and near zones. In detail, this means that GT2 3D progressive lenses are always determined and computed in pairs: only by taking into account the power of the other lens in each case is it possible to effectively optimise 3D vision.

The result is obvious at first glance: thanks to natural 3D vision, GT2 3D progressive lenses offer excellent wearer tolerance, unimpaired by long periods of familiarisation. Enhanced spatial perception also increases safety – especially when the wearer has to cope with different distances.

The development of GT2 3D progressive lenses is based on extensive studies and leading edge lens design techniques. To focus on the required distance, the eyes follow certain pathways behind a pair of progressive lenses. To obtain an optimum 3D effect, Carl Zeiss Vision analysed more than 250,000 individual progressive lens designs. The goal was to identify the ideal position of the visual zones for optimum spatial perception – which are known as the 3D zones. Modern methods of optical design make it possible to exactly define more than 40,000 different points in the transition zone between the distance and near corrections, all depending on the individual prescription.

With the introduction of GT2 3D progressive lenses, the drawbacks of unmatched pairs of progressive lenses partly experienced as unnatural or simply stressful by wearers are now decidedly a thing of the past.

Gleitsichtgläser GT2 3D
Image Download (JPG: 1,32 MB)

Gleitsichtgläser GT2 3D
Image Download (JPG: 1,12 MB)
GT2 3D progressive lenses


Wolfgang Steinhübel
Marketing Services
Carl Zeiss Vision GmbH
Phone: +49 7361 591-363
Fax: +49 7361 591-208
E-Mail: wolfgang.steinhuebel@vision.zeiss.com

Number: 0011-08 EL

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