Used ESI 4990 #9380529 for sale

ESI 4990 is an ultra-compact, lightweight, and versatile high power diode laser. It is produced by ESI Laser GmbH, a German manufacturer of laser systems and components. 4990 is an Nd:YVO4-based laser with output power of 4 Watts at a wavelength of 532nm. It has a superb beam quality of 40µm at 1/e2 owing to low self-phase modulation and low thermal lensing. The laser is compact, measuring just 11x27x63 cm, and is lightweight with a total weight of 10kg. ESI 4990 includes features such as an analog signal control, a wide band current adjustment, and an adjustable focus. It also includes an integrated air cooling system for maximum efficiency. The output power can be easily adjusted via an analog or digital signal. Additionally, 4990 includes cover plates which protect lenses and other components from contamination, making it safe and reliable. The laser is capable of processing many materials such as plastics, glass, metals, and silicon wafers. It is ideal for cutting, drilling, welding and ablation, as well as engraving and marking applications. It is suitable for a wide range of industry specific applications. ESI 4990 is built on a galvanic isolator platform for noise-free control. The power supply is built-in and protected by a metal shield to ensure its safety. The laser is powered by an integrated, switchable, fast power supply unit and is protected by water cooling and overhitting control measures. 4990 is CE certified and delivers excellent performance and superb beam quality. It is easy to integrate into existing systems and is adaptable to various applications. ESI 4990 is ideal for a range of industrial applications, such as jewellery, electronics, medical, and automotive sectors.