NIHON GAZO GAKKAISHI (Journal of the Imaging Society of Japan)
Online ISSN : 1880-4675
Print ISSN : 1344-4425
ISSN-L : 1344-4425
Imaging Highlight
Miniaturization of Cameras and Development of High Refractive Index Materials
Koji HIROSENoriyuki KATOTakashi TSUNODA
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2017 Volume 56 Issue 6 Pages 628-632

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Abstract

Iupizeta® EP (Environmental Protection Process Polycarbonate) is the specialty Polycarbonate resin that delivers the Highest refractive index for compact high-resolution Camera lenses. We created the Iupizeta® EP resin that has both unique characteristics of high refractive index which bring higher pixel and ultra low birefringence which effect a reduction of blurring, with microscopic design of materials. This resin has already been installed in various cameras-mainly Smartphone cameras-as lenses since the sale in 2008, and it also contributes to the increase of the number of pixels, the improvement of the performance, furthermore the liberalization of the camera design. In the future, we are also expected to find use in automotive systems, security cameras, and advanced devices such as medical field.

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© 2017 by The Imaging Society of Japan
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