If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this ...

Need to scan family photos, piles of documents, or expense receipts? Our experts have tested the best options for every scanning scenario. Since 2004, I have worked on PCMag’s hardware team, covering ...

Finding the best scanner for your needs can be challenging when there are so many types and sizes available. Most flatbed and sheetfed scanners are geared toward everyday office tasks or photo image ...