| 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. _eMY ?
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 vaj-|&
仪器特点： IsP!ZcV;
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 R?+:Js/
q 通过对光斑光强分布的分析得到光斑品质的M2值 3U ni{Z]Q)
q 光腰的测量、光腰的位置、光束发散角 XnV$}T:?X
q 高斯轮廓的匹配图像 重建3D波前 #[NNb?`F
q 将参考波前图像与获得的激光波前图像对比，使用软件提供的诊断功能，可以给出光学元件调整的方位和位移，快速进行光学系统地对准，数小时的工作，只需要几分钟并从此摆脱靠猜测进行调整的工作方法。 :faB7wduW;
q 对激光元件，透镜、镜片测试的光学参数进行测试， s@5r}6?M
q 借助专用的软件模块，可以检测温度对各种像差系数的影响。 w"B M J+
q 根据消除了低阶像差的波阵面图形，检测并修正由于支撑光学元的加持具力度不均造成的误差 p`{ | [<
q 在生产环境中进行反馈闭环控制测试 oH kjMqju
三个波段，, 可见光 0.4 umto 1.1ìumand 近红外 0.7 um to 1.8um中红外 8 umto 14um %B-m- =gz
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Lentino 技术指标 Q)}z$h55
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Feature Specification 6O'6,%#
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No of spots with standard camera 30 x 30 R%^ AW2
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Maximum no. of spots (large camera) 100 x 100 %R LGO&
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Maximum diameter that can be tested 20 mm j-wz7B
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Repeatability of measurements of the Zernike polynomials λ/300 '.d]n(/lZd
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Repeatability of wavefront measurements λ/200 K^+}__;]
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Accuracy About λ/10 nV&v@g4Tt
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Absolute precision Depends on the type of optical element. Typically λ/10 for spherical surfaces TGu]6NzyZ
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Tilt measurement accuracy (angle, depends on the size of optical element) 4祌ad 0@dN$e
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Wavelength range 0.35 µ -1.1 µ sn.&| )?Fi
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Dynamic range of measurements by sub-pupil (tilt subtracted, depends from combination of aberrations) ~ ± 50 λ n 0CS =
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Asphericity range About 15% variation in LSA (longitudinal spherical aberration) ;OfZEy>7
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Acquisition speed (standard camera). Faster speeds available on request 4 Hz .>{I S 4
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Mounting option Can be mounted vertically or horizontally Ba /^CS
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Mounting of optical elements Optical system to be tested easily mounted on central mounting slide 52d8EGC
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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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