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Vol. 4, issue 12, article # 16

pdf Ivanov S. M., Hismatulin V. Sh. The influence of the number of elements in a Hartmann sensor on the quality of estimating the overall wavefront tielt. // Atmospheric and oceanic optics. 1991. V. 4. No. 12. P. 916-917.
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Abstract:

We consider the effect of the number of elements in a Hartmann sensor on the signal–to–noise ratio of photomultipliers (PMT) and analize the dependence of the quality of estimating the total wavefront tilt on that number.