Achromatic 180° -phase shift is demonstrated to null the polychromatic light emitted from on axial direction in order to detect the light emitted from off-axial source. Nulling of the polychromatic light over 300 nm bandwidth is shown by simple experiment.
Achromatic pi-phase shift for nano-sensing interferometry: nulling of polychromatic on-axial light, off-axial light detection
2005-01-01
287091 byte
Conference paper
Electronic Resource
English
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