本文提出了一种新型的宽角度等功率分配三分支波导结构，此结构包含三个高折射率微棱镜。
A novel wide-angle three-branch optical waveguide with equal power division is proposed, which contains three high-index microprisms.
对微正方形角锥棱镜阵列定向反射器的特性进行了理论研究和模拟。
The properties of the micro square prism array are studied theoretically.
三维工业测量系统是以全站仪及双微棱镜片测杆为基本手段而开发的一个测量系统。
TDR (Total station and Double mini prism survey Rod) system is a newly developed three dimensional industrial survey system using total station and mini prism as basic tools.
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