武漢鐳星多級(jí)二分之一波片由單片石英晶體制作而成,厚度相較于其他波片較厚,加工易實(shí)現(xiàn),耐溫性和損傷閾值相較于零級(jí)波片較低。多級(jí)波片產(chǎn)生了多個(gè)級(jí)次的相位延遲,當(dāng)一束線偏振光垂直入射到由單軸晶體制成的波片時(shí),在波片中分解為沿原方向傳播但振動(dòng)方向互相垂直的o光和e光,相應(yīng)的折射率為no、ne。
材料 | 石英晶體 |
尺寸公差 | +0/-0.2mm |
表面質(zhì)量 | 20/10 |
平行度 | <1 arc Sec |
相位延遲精度 | < λ/100 |
波前畸變 | <λ/8@632.8nm |
通光孔徑 | >90% |
增透膜 | R<0.25%@central wavelength |
損傷閾值 | >10J/cm2, 20ns, 20Hz @1064nm |
鏡架 | 無,可裝配陽(yáng)極氧化鏡架 |
型號(hào) | 直徑 (mm) | 相位 (λ) | 波長(zhǎng) (nm) | 通光孔徑 (mm) |
WPM212-266 | 12.7 | λ/2 | 266 | 11.5 |
WPM225-532 | 25.4 | λ/2 | 266 | 22.9 |
WPM212-355 | 12.7 | λ/2 | 355 | 11.5 |
WPM225-355 | 25.4 | λ/2 | 355 | 22.9 |
WPM212-532 | 12.7 | λ/2 | 532 | 11.5 |
WPM225-532 | 25.4 | λ/2 | 532 | 22.9 |
WPM212-633 | 12.7 | λ/2 | 633 | 11.5 |
WPM225-633 | 25.4 | λ/2 | 633 | 22.9 |
WPM212-780 | 12.7 | λ/2 | 780 | 11.5 |
WPM225-780 | 25.4 | λ/2 | 780 | 22.9 |
WPM212-1030 | 12.7 | λ/2 | 1030 | 11.5 |
WPM225-1030 | 25.4 | λ/2 | 1030 | 22.9 |
WPM212-1064 | 12.7 | λ/2 | 1064 | 11.5 |
WPM225-1063 | 25.4 | λ/2 | 1064 | 22.9 |
WPM212-1310 | 12.7 | λ/2 | 1310 | 11.5 |
WPM225-1310 | 25.4 | λ/2 | 1310 | 22.9 |
WPM212-1550 | 12.7 | λ/2 | 1550 | 11.5 |
WPM225-1550 | 25.4 | λ/2 | 1550 | 22.9 |
WPM412-266 | 12.7 | λ/4 | 266 | 11.5 |
WPM425-532 | 25.4 | λ/4 | 266 | 22.9 |
WPM412-355 | 12.7 | λ/4 | 355 | 11.5 |
WPM425-355 | 25.4 | λ/4 | 355 | 22.9 |
WPM412-532 | 12.7 | λ/4 | 532 | 11.5 |
WPM425-532 | 25.4 | λ/4 | 532 | 22.9 |
WPM412-633 | 12.7 | λ/4 | 633 | 11.5 |
WPM425-633 | 25.4 | λ/4 | 633 | 22.9 |
WPM412-780 | 12.7 | λ/4 | 780 | 11.5 |
WPM425-780 | 25.4 | λ/4 | 780 | 22.9 |
WPM412-1030 | 12.7 | λ/4 | 1030 | 11.5 |
WPM425-1030 | 25.4 | λ/4 | 1030 | 22.9 |
WPM412-1064 | 12.7 | λ/4 | 1064 | 11.5 |
WPM425-1063 | 25.4 | λ/4 | 1064 | 22.9 |
WPM412-1310 | 12.7 | λ/4 | 1310 | 11.5 |
WPM425-1310 | 25.4 | λ/4 | 1310 | 22.9 |
WPM412-1550 | 12.7 | λ/4 | 1550 | 11.5 |
WPM425-1550 | 25.4 | λ/4 | 1550 | 22.9 |