专利名称 ---【 达曼波带片 】

基本信息
申请号
CN201010585480.4
申请日
20101210
公开(公告)号
CN102062887B
公开(公告)日
20110518
申请(专利权)人
中国科学院上海光学精密机械研究所
申请人地址
201800 上海市800-211邮政信箱
发明人
周常河;余俊杰; 专利类型 发明专利
摘要
本发明涉及一种达曼波带片,其特征在于在传统的二元纯位相型(0,π)波带片结构相对于径向坐标的平方的每个周期中加入位相调制细节,从而在一定范围内可以产生轴向等强度的任意数目的焦斑分布。这种沿着光轴方向的多个等强度焦斑分布可以广泛应用于大景深成像系统(光学显微镜)、光镊和植入式隐形眼镜等。并且,这种达曼波带片是二元纯位相分布,从直观上来看,就是一系列同心圆环结构,易于加工和复制。因而,本发明提出的这种达曼波带片将在光学成像系统和生物医学等领域有着重要的应用前景。
主权项
一种达曼波带片,其特征在于:该波带片是在菲涅尔波带片的每个等面积的环带中加入相同数目的等间隔的多个不同半径的位相调制环带后形成的多环带的波带片,所述的多环带从第一个圆形区域为0位相开始,其它各个环带的位相从内到外依次呈π,0二值相间分布,并且所述的多环带都呈中心重合的轴对称分布,具有不同数目的菲涅尔等面积的环带即周期,并可产生一定数量的等光强的轴向焦斑的达曼波带片的多环带的归一化半径的优化值从内到外依次如下:轴向焦斑数为2,周期数为10,对应的归一化半径依次为:0,0.2236,0.3162,0.3873,0.4472, 0.5000,0.5477, 0.5916,0.6325,0.6708,0.7071,0.7416,0.7746,0.8062, 0.8367, 0.8660,0.8944,0.9220,0.9487,0.9747,1;轴向焦斑数为2,周期数为20,对应的归一化半径依次为:0,0.1581,0.2236,0.2739,0.3162,0.3536,0.3873, 0.4183,0.4472,0.4743,0.5000,0.5244,0.5477,0.5701,0.5916, 0.6124,0.6325,0.6519,0.6708,0.6892,0.7071,0.7246,0.7416,0.7583,0.7746,0.7906,0.8062,0.8216,0.8367,0.8515, 0.8660,0.8803,0.8944,0.9083,0.9220,0.9354,0.9487,0.9618,0.9747,0.9874,1;轴向焦斑数为3,周期数为10,对应的归一化半径依次为:0,0.2712,0.3162,0.4166,0.4472,0.5230,0.5477,0.6112,0.6325,0.6881,0.7071,0.7573,0.7746,0.8207, 0.8367,0.8795,0.8944,0.9346,0.9487,0.9867,1;轴向焦斑数为3,周期数为15,对应的归一化半径依次为:0,0.2214,0.2582,0.3401,0.3651,0.4270,0.4472,0.4990,0.5164,0.5619,0.5774,0.6183,0.6325,0.6701,0.6831,0.7181,0.7303,0.7631,0.7746,0.8056,0.8165,0.8460,0.8563,0.8845,0.8944,0.9214,0.9309,0.9569,0.9661,0.9911,1;轴向焦斑数为4,周期数为5,对应的归一化半径依次为:0,0.2100,0.2985,0.3162,0.3796,0.4349,0.4472,0.4941,0.5377,0.5477,0.5866,0.6238,0.6325,0.6664,0.6994,0.7071,0.7376,0.7675,0.7746,0.8026,0.8301,0.8367,0.8626,0.8883,0.8944,0.9188,0.9429,0.9487,0.9717,0.9945,1;轴向焦斑数为4,周期数为10,对应的归一化半径依次为:0,0.1485,0.2111,0.2236,0.2684,0.3075,0.3162,0.3494,0.3802,0.3873,0.4148,0.4411,0.4472,0.4712,0.4945,0.5000,0.5216,0.5427,0.5477,0.5675,0.5870,0.5916,0.6100,0.6281,0.6325,0.6497,0.6668,0.6708,0.6871,0.7033,0.7071,0.7225,0.7379,0.7416,0.7563,0.7711,0.7746,0.7887,0.8028,0.8062,0.8198,0.8334,0.8367,0.8497,0.8629,0.8660,0.8787,0.8914,0.8944,0.9067,0.9190,0.9220,0.9338,0.9458,0.9487,0.9602,0.9719,0.9747,0.9859,0.9973,1;轴向焦斑数为5,周期数为5,对应的归一化半径依次为:0,0.0879,0.2796,0.3621,0.4472,0.4558,0.5274,0.5754,0.6325,0.6385,0.6915,0.7288,0.7746,0.7796,0.8235,0.8550,0.8944,0.8987,0.9371,0.9649,1;纵向焦斑数为5,周期数为10,对应的归一化半径依次为:0,0.0622,0.1977,0.2560,0.3162,0.3223,0.3729,0.4069,0.4472,0.4515,0.4890,0.5153,0.5477,0.5512,0.5823,0.6046,0.6325,0.6355,0.6626,0.6823,0.7071,0.7098,0.7342,0.7520,0.7746,0.7771,0.7994,0.8158,0.8367,0.8390,0.8597,0.8750,0.8944,0.8966,0.9160,0.9304,0.9487,0.9507,0.9691,0.9826,1。

 

IPC信息
IPC主分类号
G02B5/18

 

法律状态信息
法律状态公告日
20181207
法律状态
专利权的终止 法律状态信息
CN201010585480 20181207 专利权的终止 未缴年费专利权终止IPC(主分类):G02B 5/18授权公告日:20120613终止日期:20171210
法律状态公告日
20120613
法律状态
授权 法律状态信息
CN201010585480 20120613 授权 授权
法律状态公告日
20110720
法律状态
实质审查的生效 法律状态信息
CN201010585480 20110720 实质审查的生效 实质审查的生效IPC(主分类):G02B 5/18申请日:20101210
法律状态公告日
20110518
法律状态
公开 法律状态信息
CN201010585480 20110518 公开 公开

 

代理信息
代理机构名称
上海新天专利代理有限公司 31213
代理人姓名
张泽纯

 

被引专利信息
引用阶段 被引时间 专利号 申请人 公开时间

 

被引非专利信息
引用阶段 被引时间 被引文档类型 被引文档信息


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