water-li |
2009-07-18 21:38 |
意大利SPOTOPTICS激光波前诊断与在线调校系统
SPOTOPTICSS公司20余年的波前产品开发经验,成就业界首台2合一的激光光束完美分析仪器. $i@I|y/ 激光波前特性与光斑品质分析被完美的整合在一个仪器中 q~`dxq`} 仪器特点: ]-;MY@ q 从波前探测得出激光系统的波前偏差值,如斜度、像散、彗差等 _p^$.\k" q 通过对光斑光强分布的分析得到光斑品质的M2值 }#h`1 uV q 光腰的测量、光腰的位置、光束发散角 jss.j~8 q 高斯轮廓的匹配图像 重建3D波前 *vzEfmN:d q 将参考波前图像与获得的激光波前图像对比,使用软件提供的诊断功能,可以给出光学元件调整的方位和位移,快速进行光学系统地对准,数小时的工作,只需要几分钟并从此摆脱靠猜测进行调整的工作方法。 +w/B3b q 对激光元件,透镜、镜片测试的光学参数进行测试, K[yP{01 q 借助专用的软件模块,可以检测温度对各种像差系数的影响。 AQwai>eL q 根据消除了低阶像差的波阵面图形,检测并修正由于支撑光学元的加持具力度不均造成的误差 +{0v@6<(02 q 在生产环境中进行反馈闭环控制测试 {gh<SZsE 三个波段,, 可见光 0.4 umto 1.1ìumand 近红外 0.7 um to 1.8um中红外 8 umto 14um +xd@un[r< ]>B4 Lentino 技术指标 C5g9Gg E0AbVa. Feature Specification -Fq`#" 8u%,5GV>Xr No of spots with standard camera 30 x 30 }bSDhMV; @C%6Wo4l3 Maximum no. of spots (large camera) 100 x 100 ^a<kp69qS 7>= Maximum diameter that can be tested 20 mm w' E(9gV v*OV\h. Repeatability of measurements of the Zernike polynomials λ/300 =R<92v l(W?]{C[% Repeatability of wavefront measurements λ/200 C^;>HAK|F ut#pg+#Q Accuracy About λ/10 TF9A4 -y>~ :. Absolute precision Depends on the type of optical element. Typically λ/10 for spherical surfaces n
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a'[2L Tilt measurement accuracy (angle, depends on the size of optical element) 4祌ad 4jSYR#Hqp` r.lHlHl Wavelength range 0.35 µ -1.1 µ Xmi~fie XhA tf@n Dynamic range of measurements by sub-pupil (tilt subtracted, depends from combination of aberrations) ~ ± 50 λ r@/@b{= o".,JnbXl Asphericity range About 15% variation in LSA (longitudinal spherical aberration) KaX*) P na|sKE;{ Acquisition speed (standard camera). Faster speeds available on request 4 Hz U>OAtiq JX Z~<=I }@ Mounting option Can be mounted vertically or horizontally BeN]D }LeS3\+UHl Mounting of optical elements Optical system to be tested easily mounted on central mounting slide IJt'[&D &_u.q/~ Easy access to optical elements Access to the mounting plate of Lentino is from the front of the instrument
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