Outline of the contents: }sf YCz
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1. Basic Interferometers for Optical Testing F(d:t!
2. Phase-Shifting Interferometry Wu4ot0SZ
3. Specialized Optical Tests tS?a){^:c
4. Long Wavelength Interferometry j*tk(o}qG
5. Testing of Aspheric Surfaces ?Fce!J
6. Measurement of Surface Microstructure y&1%1 #8F
7. Absolute Measurements z<a$q3!#
8. Concluding Remarks