Tyrann Mathieu of the LSU Tigers looks across the field during the game. The football team’s home uniform features a blend of white jerseys and yellow pants and helmets, with hints of purple all over.

Compact design, f/1.4 speed, and excellent central sharpness are just three of the impressive features of the Sigma 15mm f/1.4 DC Contemporary lens. See what else John Riley has to say about this high ...

Microsoft's document-scanning Lens app is no longer available for download. For basic scanning, try Apple Notes, Google Drive, or PhotoScan. For more advanced features, look at Adobe Scan or iScanner.

If you've spent any time in the comments sections of articles about cameras, you've probably come across the idea that which camera body you choose barely matters: the lenses are the most important ...

Mirrorless Cameras I’m surprised this stunning compact camera hasn’t enjoyed a resurgence; it’s the perfect alternative for those who can’t afford a Fujifilm X-Series Mirrorless Cameras Rumors of a ...

Abstract: The DEA-R model integrates data envelopment analysis (DEA) with ratio (R) analysis, making it a suitable method for efficiency evaluation when ratio data is involved. However, a notable ...

Abstract: Micro vibration poses a significant challenge to the accuracy and reliability of the ultraprecision instruments. Among various vibration suppression methods, active-passive hybrid vibration ...