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Metrology Tools as Basis for Photo Mask Repair and Mask ...

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State-of-the-art achievements with the MeRiT<br />

Statistics over 2 months at a<br />

customer‘s site:<br />

• 74% yield on 1 st attempt;<br />

• 24% incre<strong>as</strong>e on further<br />

attempts<br />

MoSi<br />

100 nm<br />

Qz<br />

A. Garetto et al., Proc. SPIE (2009)<br />

Carl Zeiss SMS GmbH, Klaus Edinger<br />

03/27/2013 15

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