| 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. @3U=kO(^+\
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 ?(}~ [
仪器特点： >svx
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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 ! t{
q 通过对光斑光强分布的分析得到光斑品质的M2值 u6:$AA
q 光腰的测量、光腰的位置、光束发散角 NF-@Q@
q 高斯轮廓的匹配图像 重建3D波前 )jjaY1E
q 将参考波前图像与获得的激光波前图像对比，使用软件提供的诊断功能，可以给出光学元件调整的方位和位移，快速进行光学系统地对准，数小时的工作，只需要几分钟并从此摆脱靠猜测进行调整的工作方法。 2^Z"4t4
q 对激光元件，透镜、镜片测试的光学参数进行测试， *iyc,f^w
q 借助专用的软件模块，可以检测温度对各种像差系数的影响。 5`i+a H(
q 根据消除了低阶像差的波阵面图形，检测并修正由于支撑光学元的加持具力度不均造成的误差 ?iamo.0zN
q 在生产环境中进行反馈闭环控制测试 +CXq41g"c
三个波段，, 可见光 0.4 umto 1.1ìumand 近红外 0.7 um to 1.8um中红外 8 umto 14um nQg_1+
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Lentino 技术指标 gO @LJ
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Feature Specification *D`$oK,U
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No of spots with standard camera 30 x 30 C}pQFL{B5
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Maximum no. of spots (large camera) 100 x 100 F[)tg#}@G
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Maximum diameter that can be tested 20 mm ZXIz.GFy+
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Repeatability of measurements of the Zernike polynomials λ/300 t8. 3
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Repeatability of wavefront measurements λ/200 M=4 b
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Accuracy About λ/10 Q~rE+?n9 F
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Absolute precision Depends on the type of optical element. Typically λ/10 for spherical surfaces WZP1g kX&M
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Tilt measurement accuracy (angle, depends on the size of optical element) 4祌ad ZG~d<kM&8s
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Wavelength range 0.35 µ -1.1 µ ''q#zEf6
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Dynamic range of measurements by sub-pupil (tilt subtracted, depends from combination of aberrations) ~ ± 50 λ _NpxV'E
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Asphericity range About 15% variation in LSA (longitudinal spherical aberration) <,U$Y>
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Acquisition speed (standard camera). Faster speeds available on request 4 Hz 9oG )\M.6w
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Mounting option Can be mounted vertically or horizontally 9;L8%T
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Mounting of optical elements Optical system to be tested easily mounted on central mounting slide R D ?52\
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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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