A superluminescent diode is a high-power LED built around a PN junction embedded in an optical waveguide. When electrically biased in the forward direction, it exhibits optical gain and generates amplified spontaneous emission over a wide range of wavelengths. An SLD light source has an output power similar to a laser diode, the wide oscillation […]
The new lasers open the way for the integration of optical and electrical components on gain chips, a breakthrough that might enhance computing speeds and data transmission rates considerably. Optical communications, spectroscopic methods, and frequency metrology have all been made possible by tunable lasers with small spectral line widths. Gain chips are semiconductor optical devices […]
The Distributed Feedback Laser, also known as the DFB laser, is a type of laser widely used for high-capacity long-distance transmission. Fiber-optic sensing, laser radar, fiber optical communication, barcode readers, disc reading, and laser scanning are just a few of the major applications of distributed feedback lasers. The key characteristics that have made DFB lasers […]
The Fabry Perot (FP) laser, also known as the Fabry Perot Interferometer, is a versatile laser technology widely utilized in telecommunications, astronomy, and various other fields. Its primary application is in low-data-rate short-distance transmission over distances of up to 20 kilometers. The FP laser serves as a more advanced alternative to the DFB (Distributed Feedback) […]
LiDAR laser is widely used for various aspects like Autonomous vehicles, Mapping, Smartphones, and more. The main object behind this blog is to guide you about the uses of LiDAR technology. LiDAR is the acronym for Light Detection and Ranging. Three main components that contribute to the collection and analysis of data are scanning equipment, […]
In 1953, the Hungarian-American physicist John von Neumann has given the concept of the first semiconductor laser or laser diode and in 1957 the Japanese engineer Jun-ichi Nishizawa patented the world’s first semiconductor laser. But this laser diode is very power inefficient and practically useless. Since then research has been done across laser diodes for […]
Exploring LiDAR Laser Technology: Advancements and Applications Over the past decade, LiDAR laser technology has experienced remarkable growth, becoming a crucial tool across diverse industries such as agriculture, military, autonomous vehicles, archaeology, mobile devices, and more. The LiDAR laser (Light Detection and Ranging) system, composed of a scanner, laser, and GPS receiver, delivers significant benefits […]
How Semiconductor Optical Amplifiers (SOAs) Enhance Communication Systems Optical fiber communication stands as a foundation of modern telecommunication networks, delivering high-speed, reliable data transfer across extensive distances while maintaining an optimal noise figure. This article highlights the most effective strategies for transferring and switching information streams in optical fiber networks, emphasizing how O-band semiconductor optical […]
The 20th and 21st centuries have witnessed remarkable technological advancements, especially in the development of light sources and laser manufacturing. Among these innovations, the broadband light source stands out as a transformative technology, significantly enhancing the performance of equipment across diverse industries such as medicine, electronics, and forensics. This article explores the fundamentals of broadband […]
Discharge lamps, dye lasers, and optical parametric oscillators were the primary sources for spectroscopy in the early 199s and mid-198s. As optical technologies have advanced and their applications have expanded, new light sources and lasers have emerged. Among these innovations, the broadband light source (BLS) has become a popular and powerful tool in optical spectroscopy. […]