Computer-assisted sperm analysis (CASA) systems have evolved over approximately 40
years, through advances in devices to capture the image from a microscope, huge increases …

We demonstrate lensfree digital microscopy on a cellphone. This compact and light-weight
holographic microscope installed on a cellphone does not utilize any lenses, lasers or other …

We demonstrate wide-field fluorescent and darkfield imaging on a cell-phone with compact,
light-weight and cost-effective optical components that are mechanically attached to the …

Introduction: Medical diagnostics is a critical element of effective medical treatment.
However, many modern and emerging diagnostic technologies are not affordable or …

Protection of human health and well-being through water quality management is an
important goal for both the developed and the developing parts of the world. In the …

Complete blood count (CBC) is a basic and important diagnostic procedure in pathological
laboratories. However, current technologies such as hemocytometry, impedancemetry, or …

The accidental spill of hazardous and noxious substances (HNSs) in the ocean has serious
environmental and human health consequences. Assessing the ecotoxicity of seawater …

Lensless on-chip imaging is a promising technique to count and monitor cells and micro-
objects in liquid sample. In this paper we apply this technique to the observation of µL …

The lens-free shadow imaging technique (LSIT) is a well-established technique for the
characterization of microparticles and biological cells. Due to its simplicity and cost …

This paper presents a compact and cost-effective lens-free complementary metal-oxide-
semiconductor (CMOS) image sensor based bacterial cell detection platform that can …