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. SU9qF73Y 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 \Fj$^I>C 仪器特点: :<f7;. q 从波前探测得出激光系统的波前偏差值,如斜度、像散、彗差等 v.H00}[. q 通过对光斑光强分布的分析得到光斑品质的M2值 6"C$]kF? q 光腰的测量、光腰的位置、光束发散角 VnW]-P*: q 高斯轮廓的匹配图像 重建3D波前 .^8 x>~ 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。 jdiFb~5R q 对激光元件,透镜、镜片测试的光学参数进行测试, E#X1P #$pW 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。 ;=>4
'$8 q 根据消除了低阶像差的波阵面图形,检测并修正由于支撑光学元的加持具力度不均造成的误差 #` )zD"CO q 在生产环境中进行反馈闭环控制测试 )| @'}k+ 三个波段,, 可见光 0.4 umto 1.1ìumand 近红外 0.7 um to 1.8um中红外 8 umto 14um 5xL%HX[S ) D:M_T2 Lentino 技术指标 O0Y/y2d w?]k$ Feature Specification _svY.ps* n Bv|5$w: No of spots with standard camera 30 x 30 z( L\I
Y,z15i3j? Maximum no. of spots (large camera) 100 x 100 9{_D"h}} 0@z=0}0Z Maximum diameter that can be tested 20 mm LM}0QL
m? #R v&b@K Repeatability of measurements of the Zernike polynomials λ/300 *#{[9d 91|=D
\8aE Repeatability of wavefront measurements λ/200 #!0le:_ rld4uy}m Accuracy About λ/10 |uVhfD=NG FC+K2Yf1=0 Absolute precision Depends on the type of optical element. Typically λ/10 for spherical surfaces ' p,QI> =o]V!MW Tilt measurement accuracy (angle, depends on the size of optical element) 4祌ad MB;<F Z'p7I}-qr Wavelength range 0.35 µ -1.1 µ J&4LyIpQ v+ dt1; Dynamic range of measurements by sub-pupil (tilt subtracted, depends from combination of aberrations) ~ ± 50 λ 9v&{;
%U SFAh(+t Asphericity range About 15% variation in LSA (longitudinal spherical aberration) tgEXX- { ;=.VKW%U Acquisition speed (standard camera). Faster speeds available on request 4 Hz $[txZN sr,8zKM) Mounting option Can be mounted vertically or horizontally Tx"}]AyB6 C*Avu Mounting of optical elements Optical system to be tested easily mounted on central mounting slide ] >-#T .OA_)J7 Easy access to optical elements Access to the mounting plate of Lentino is from the front of the instrument
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