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Optical elements (such as vari focal lens component, vari-focal diffractive optical element and variable declination prism) and electronic image pickup unit using optical elements
Optical elements (such as vari focal lens component, vari-focal diffractive optical element and variable declination prism) and electronic image pickup unit using optical elements
An optical element which is capable of varying an optical characteristic thereof using a polymer dispersive liquid crystal and usable as a vari-focal lens element, a vari-focal diffractive optical element, a variable declination prism or the like.
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