International Journal of Optics / 2019 / Article / Fig 1

Research Article

Combined Reduced Phase Dual-Directional Illumination Digital Holography and Speckle Displacements for Shape Measurement

Figure 1

Schematic of simplified set-up for dual-direction illumination shape measurement (a). The measured coin edge (b). The squared area has been recorded and used for measurement.

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.