Outline of the contents: (,LL[&;:
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1. Basic Interferometers for Optical Testing F<r4CHfh;
2. Phase-Shifting Interferometry m2b`/JW
3. Specialized Optical Tests u(hC^T1
4. Long Wavelength Interferometry 6V;:+"BkJ
5. Testing of Aspheric Surfaces }W}G X(?P
6. Measurement of Surface Microstructure T
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7. Absolute Measurements ORH93`
8. Concluding Remarks