Abstract: The sub-reflectarray compensating technique is proposed for the spherical aberration compensation in this paper. A microstrip reflectarray is a low-profile, inexpensive, and easy-to-build ...

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A 3-millimeter piece of metal can be magnified 50 million times — revealing atoms just 0.1 nanometers wide. To see them, scientists fire 300 kV electrons at 80% the speed of light, achieving ...

Please provide your email address to receive an email when new articles are posted on . Wavefront aberrometry plus corneal topography or tomography are ideal entry testing tools for higher-order ...

Karan is a writer at DualShockers. Having been gaming since he was 5 years old, his passion for it still remains the same. He has a knack for finding patterns in games and that is why he enjoys ...

Peripheral optical quality metrics observed in patients with myopia can be detected in children with emmetropia who are at a high risk for the disorder. More myopic peripheral retinal defocus, a ...

The goal of this study is to characterize peripheral blur anisotropy resulting from monochromatic and chromatic aberrations along multiple meridians of myopic and emmetropic eyes using a newly ...

Digital holography enables quantitative phase imaging based on interference. A digital hologram often encodes the phase information along with aberrations or deformations. This article reviews phase ...

Rich Halley is a tenor saxophonist and composer based in Portland, Oregon. He is known for his fiery playing and imaginative compositions. Rich has released 26 critically acclaimed recordings as a ...

This year, the electron microscopy community marks the 25 th anniversary of the release of the first aberration-corrected transmission electron microscope. To celebrate the occasion, this article ...