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产品介绍:TsurupicaTM(太赫兹超透镜)
Tsurupica TM(太赫兹超透镜)在传统材料如聚乙烯下,在可见光和太赫兹的波长下具有非常高的透射率和较低的吸收。 这个镜头是由RIKEN的光电研究团队光电研究中心发明的透镜由透明材料制成,在THz区域和可见光波长下具有相同的折射率。 因此,不可见的太赫兹波的波束传播可以通过He-Ne激光可视化和追踪。第二个主要特点是不具有聚乙烯的强烈吸收,因此该材料适用于低温恒温器或辐射热计的窗口。菲涅尔损耗也低于Si基板。
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Product Line Up We have the following three types of the surface finish. |
Type | surface finish | surface roughness | comment |
Tsurupica-RR | Optically polished | <0.05um | VIS range can be transmitted without any distortion of beam profiles. |
Tsurupica-R | Rough polished | <0.30um | Performance at THz is the same as above. VIS range still can be transmitted. |
Tsurupica-S | Unpolished | - | Affordable THz lens and effective for block VIS right |
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