|
Feature |
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Specification |
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|
|
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No of spots with standard camera |
|
30 x 30 |
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|
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|
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Maximum no. of spots (large camera) |
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100 x 100 |
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Maximum diameter that can be tested |
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20 mm |
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Repeatability of measurements of the Zernike polynomials |
|
λ/300 |
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|
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Repeatability of wavefront measurements |
|
λ/200 |
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Accuracy |
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About λ/10 |
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Absolute precision |
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Depends on the type of optical element. Typically λ/10 for spherical surfaces |
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Tilt measurement accuracy (angle, depends on the size of optical element) |
|
4祌ad |
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|
|
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Wavelength range |
|
0.35 µ -1.1 µ |
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Dynamic range of measurements by sub-pupil (tilt subtracted, depends from combination of aberrations) |
|
~ ± 50 λ |
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|
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|
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Asphericity range |
|
About 15% variation in LSA (longitudinal spherical aberration) |
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Acquisition speed (standard camera). Faster speeds available on request |
|
4 Hz |
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Mounting option |
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Can be mounted vertically or horizontally |
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Mounting of optical elements |
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Optical system to be tested easily mounted on central mounting slide |
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Easy access to optical elements |
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Access to the mounting plate of Lentino is from the front of the instrument |
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Dimensions (L x W x H) |
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22 x 20 x 60 cm |
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Weight(approximate) |
|
15 Kg |
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|
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Input voltage (for motor movement) |
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Power supply 500 mA, 9 V |
阅读: 4892
SpotOptics 公司的Lentino 系统是基于夏克-哈特曼(Shack-Hartmann )原理的新一代波前测试系统，是非球面镜和数码相机镜头质量控制的完整解决方案。直径0.5mm到20mm的光学元件都可测试，并且具有手动、自动调像差校功能。Lentino 测试系统被数码相机制造商Pentax公司用于Optio series 数码相机的质量检测。
