Optical Element and Achromatic Lens

There are provided an optical element that comprises a polymer which has a structural unit derived from a specific dihydroxy compound typified by 2,2-bis(4-hydroxyphenyl)-1,1,1,3,3,3-hexafluoro propane (bisphenol AF) and in which the relationship between a refractive index nD and an Abbe number nuD...

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Bibliographische Detailangaben
Hauptverfasser: IMANAKA YOSHIHIKO, HATANAKA KUNIO, MONRI MASANORI
Format: Patent
Sprache:eng
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Zusammenfassung:There are provided an optical element that comprises a polymer which has a structural unit derived from a specific dihydroxy compound typified by 2,2-bis(4-hydroxyphenyl)-1,1,1,3,3,3-hexafluoro propane (bisphenol AF) and in which the relationship between a refractive index nD and an Abbe number nuD satisfies the following formula (I): nD+0.0076xnuD