In many areas of industry the traditional method of inspecting an item is by comparison with a known master. This inspection is normally carried out by a trained inspector. Depending on the degree of quality control required in a particular field, every item or article may be inspected, or only a ce.....
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A new technology is invented for the fabrication of thin photo-patterned (pixelated) polarizers with a desired local distribution of the polarization axis. This new technology allows thin photo-patterned (pixelated) neutral or color polarizers be fabricated for LCD application. The thickness of a .....
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Neurotrophins represent a family of proteins which can support the survival and differentiation of neurons from both central and peripheral nervous systems. Their potential use in the treatment of various neurodegenerative diseases is well known. These growth factors exhibit overlapping as well as d.....
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A new type of liquid crystal display (LCD) is invented. Common LCDs are transmissive with a front and a back polarizer. For viewing in reflection, a diffuser and a mirror are added to the back of the LCD. The new LCD is a true reflective LCD where there is no rear polarizer. The LCD is simple in.....
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There are many types of bistable liquid crystal displays (LCDs). Among them, the bistable twisted nematic (BTN) LCD has one of the best optical properties with good contrast and brightness. This display relies on adjusting judiciously the cell thickness to liquid crystal pitch ratio to produce the.....
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