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Figure 1
(a) Topography of a state-of-the-art grating blank in terms of 2D meridional slope (absolute data) and profile of the slope at the centre line. (b) Corresponding 2D height data and height profile at the centre line. |
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Figure 1
(a) Topography of a state-of-the-art grating blank in terms of 2D meridional slope (absolute data) and profile of the slope at the centre line. (b) Corresponding 2D height data and height profile at the centre line. |