| 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. H &fTh
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 ~'{VaYk]v
仪器特点： |0]YA
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 #[(gIOrNn8
q 通过对光斑光强分布的分析得到光斑品质的M2值 XHNkQe
q 光腰的测量、光腰的位置、光束发散角 5p{25N_t
q 高斯轮廓的匹配图像 重建3D波前 N'a?wBBR
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。 9 t A E#A
q 对激光元件，透镜、镜片测试的光学参数进行测试， #/s7\2
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。 Y{j7Q4{
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 QA,*:qx
q 在生产环境中进行反馈闭环控制测试 %2YN,a4
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 L6x B`E9
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Lentino 技术指标 O$U}d-Xnx
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Feature Specification 5Kee2s?*
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No of spots with standard camera 30 x 30 *?p
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Maximum no. of spots (large camera) 100 x 100 0}D-KvjyP
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Maximum diameter that can be tested 20 mm LS{bg.e
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Repeatability of measurements of the Zernike polynomials λ/300 $8Ig&k|~8
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Repeatability of wavefront measurements λ/200 l[Tt[n
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Accuracy About λ/10 },v&r kwR
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Absolute precision Depends on the type of optical element. Typically λ/10 for spherical surfaces @]E]W#xAn
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Tilt measurement accuracy (angle, depends on the size of optical element) 4祌ad m^'~&!ba
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Wavelength range 0.35 µ -1.1 µ 'OG{*TDPu
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Dynamic range of measurements by sub-pupil (tilt subtracted, depends from combination of aberrations) ~ ± 50 λ ygMd$0:MN
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Asphericity range About 15% variation in LSA (longitudinal spherical aberration) 3Fgz)*Gu]
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Acquisition speed (standard camera). Faster speeds available on request 4 Hz +;YE)~R?
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Mounting option Can be mounted vertically or horizontally i},d[
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Mounting of optical elements Optical system to be tested easily mounted on central mounting slide 'frWu6]<
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Easy access to optical elements Access to the mounting plate of Lentino is from the front of the instrument
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