It's been years in the making, but Sony's FE 100mm f/2.8 Macro GM OSS is easily the best macro lens I've used

Optically flawless, 1.4x magnification, dreamy portraiture – the Sony 100mm f/2.8 macro is one heck of a lens ...
IEEE

SUNet: Symmetric Undistortion Network for Rolling Shutter Correction

Abstract: The vast majority of modern consumer-grade cameras employ a rolling shutter mechanism, leading to image distortions if the camera moves during image acquisition. In this paper, we present a ...
IEEE

Performance Analysis of Electric Drive Mechanism for Lifting the Shutter of a drainage dam using Programmable Logic Controller

Abstract: In this paper the design and installation of a water level control system based on PLCs is the main work. Numerous water-saving systems are in place to deliver water from the dam (A wall ...