The influence of quadrature phase shift on the measured displacement error was
experimentally investigated using a two-detector polarizing homodyne laser interferometer …

We propose an optical encryption scheme for multiple images based on angle multiplexing
and computer generated hologram (CGH) in this paper. In the encryption process, the …

Urgent needs for high-speed, non-contact and on-line measurement with high accuracy and
repeatability are of great interest for automatic optical inspection (AOI) industries. Therefore …

To extract phase distributions, which evolve in time using phase-shifting interferometry, the
simultaneous capture of several interferograms with a prescribed shift has to be done …

An optical configuration for parallel two-step phase-shifting digital holographic microscopy
(DHM) based on a grating pair is proposed for the purpose of real-time phase microscopy …

A common-path interferometer using the modified Michelson system with a reflective grating
is proposed for quantitative phase imaging. The frequency spectrum of the object beam is …

An optical multiple images encryption method based on θ modulation and computer
generated hologram is proposed. After modulated by double random phases in Fresnel …

A common-path and compact wavefront diagnosis system for both continuous and transient
wavefronts measurement is proposed based on cross grating lateral shearing interferometer …

In this paper, we present a new scheme for parallel phase-shifting interferometry that
employs a Michelson-like architecture and a simple polarization unit to generate two phase …

Modulation of polarization is commonly employed in optical interferometry through the use of
polarizers and quarter-wave retarders. Phase shifts between interfering beams can be easily …