A laser gas sensor with phase compensation in free space is designed based on a half-mirror and mixer in this study. The half-mirror is employed to split the returned beam into transmitted and ...

At $2,499 the versatile Hisense C2 Ultra lifestyle 4K projector offers optical zoom, built-in JBL speakers, gaming features and more.

The Anker Nebula Capsule 3 Laser mini projector uses 1080p resolution display, and it serves as a Bluetooth speaker.

As demand for immersive large-screen experiences continues to rise, the home projector market is experiencing rapid growth. Thanks to advances in LCD light engine technology and industry-wide ...

At last, I finally found a portable 4K projector worthy of replacing my TV The Xgimi Horizon S Max stands out as one of the brightest and most capable projectors I've tested to date.

Formovie launches X5 Pro 4K projector with 2500 CVIA lumens, Denon-tuned speakers, AI voice control, and ALPD laser tech.

One of the smallest and cheapest 4K projectors I've ever reviewed has surprisingly few flaws.

This paper presents a near-infrared (NIR) laser scanner developed using a microelectromechanical system (MEMS). The scanner leverages the transmitted diffraction beam of an in-plane rotational grating ...