发明名称 |
PLASTIC ROD LENS, PLASTIC ROD LENS ARRAY, COLOR IMAGE SENSOR HEAD, AND LED PRINTER HEAD |
摘要 |
A transparent plastic rod lens which has a cylindrical shape with a radius r in which a refractive index nD is reduced from a center thereof to an outer periphery thereof, the plastic rod lens includes a polymer mixture (I), in which the polymer mixture (I) includes, as constitutional units, an aromatic ring-containing monomer (a) unit and at least one monomer unit selected from a group consisting of a (meth)acrylate (b) unit which has a branched hydrocarbon group having 3 or more carbon atoms, a fluorine-containing monomer (c) unit, and an alicyclic ring-containing (meth)acrylate (d) unit, and a glass transition temperature is higher than or equal to 100° C.
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申请公布号 |
US2013286146(A1) |
申请公布日期 |
2013.10.31 |
申请号 |
US201213978288 |
申请日期 |
2012.01.06 |
申请人 |
KITAMURA MASAFUMI;IRIE KIKUE;SAITO YOSHIKAZU;ANSAI RYUICHI;NOGAMI HIROYUKI;KAWAHARADA YASUSHI;SAEKI TAKASHI;MITSUBISHI RAYON CO., LTD. |
发明人 |
KITAMURA MASAFUMI;IRIE KIKUE;SAITO YOSHIKAZU;ANSAI RYUICHI;NOGAMI HIROYUKI;KAWAHARADA YASUSHI;SAEKI TAKASHI |
分类号 |
G02B1/04;G02B3/00;H01L27/146 |
主分类号 |
G02B1/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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