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Figure 2
Thickness values of a B4C coating at 44 positions along the x position (i.e. the tangential direction) of a 1.5 m-long mirror. The mean value amounts to 51.8 nm. The PV value is 0.69 nm. |
Open
access
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Figure 2
Thickness values of a B4C coating at 44 positions along the x position (i.e. the tangential direction) of a 1.5 m-long mirror. The mean value amounts to 51.8 nm. The PV value is 0.69 nm. |