Since its invention, holography has been mostly applied at visible wavelengths in a variety
of applications. Specifically, non-destructive testing of manufactured objects was a driver for …

A method to realize super-resolution digital holographic imaging is demonstrated
experimentally. By placing a grating in front of the specimen, more object waves can reach …

Digital holography (DH) is an attractive measuring optical technique in the fields of
engineering and science due to its remarkable accuracy and efficiency. The holograms are …

We propose a multi-angle interferometry method for digital holographic metrology. In an
application of three-dimensional (3D) reconstruction, the hologram corresponding to a …

Digital holography is capable of providing surface profiles of samples with axial resolution in
the nanometer range. Lensless digital holography is a well-established microscopic method …

Two-dimensional (2D) atomic materials such as graphene and transition metal
dichalcogenides (TMDCs) have attracted significant research and industrial interest for their …

Holography is a long-established technique to encode an object's spatial information into a
lower-dimensional representation. We investigate the role of the illumination's spatial …

Multiwavelength digital holography on moving objects enables fast and precise inline-
measurements of surface pro files. Due to the use of multiple wavelengths, optically rough …

In this paper we present a miniaturized digital holographic sensor (HoloCut) for operation
inside a machine tool. With state-of-the-art 3D measurement systems, short-range structures …

In this paper we present a method for topography measurement of high gradient reflective
microstructures that overcomes the limited numerical aperture (NA) of a digital holographic …