
( Brand: Thorlabs ), ( Manufacturer Part Number: GBE10-B )
The GBE10-B 650 mm Achromatic Beam Expander from Thorlabs is a high-quality optical component designed for use in various applications. This expander is a crucial tool for increasing the beam diameter of your laser or other optical sources, providing a more even and uniform illumination.
The GBE10-B is a Galilean-type beam expander, featuring a 10:1 expansion ratio. With a 650 mm focal length for each lens, this expander offers a significant increase in beam size. The achromatic design of the expander ensures minimal chromatic aberration, maintaining the beam quality and reducing color distortion, even when working with broadband sources.
The expander is coated with a high-reflectance broadband anti-reflective (AR) coating on all surfaces. This coating maximizes the transmission of the light, reducing losses and ensuring efficient operation. The expander is made of high-quality optical glass with a nominal wavelength of 1050 nm. This makes it suitable for use with a wide range of optical sources, including fiber lasers and diode lasers.
The GBE10-B beam expander is designed for easy installation and use. It features threaded mounting holes on both sides, allowing for easy integration into your optical setup. The expander is also compact and lightweight, making it easy to handle and transport.
In summary, the GBE10-B 650 mm Achromatic Beam Expander from Thorlabs is a versatile and reliable optical component. Its 10:1 expansion ratio, achromatic design, and high-reflectance AR coating make it an excellent choice for increasing the beam size of your laser or other optical sources. Its compact size, lightweight design, and easy-to-mount features make it a convenient and practical addition to any optical setup.
Pros of buying GBE10 650 10x Achromatic AR 1050 Thorlabs Beam Expander (GBE10-B):1. Highly efficient: This beam expander has a high transmission efficiency, which means that a significant amount of the input light will be transferred to the output beam, reducing losses.
2. Achromatic design: The achromatic design of the beam expander ensures that the output beam will maintain its focus at different wavelengths, making it suitable for a wide range of applications.
3. Wide field of view: The 10x magnification of the beam expander provides a wide field of view, which is beneficial for large-scale applications.
4. High-quality coating: The beam expander features a high-quality anti-reflection coating, which reduces reflections and improves the beam quality.
5. Compatibility: The GBE10-B is compatible with various optical systems, making it a versatile solution for various applications.
Cons of buying GBE10 650 10x Achromatic AR 1050 Thorlabs Beam Expander (GBE10-B):1. Size and weight: The beam expander is relatively large and heavy, which may limit its use in portable applications.
2. Cost: The beam expander is quite expensive compared to other beam expanders on the market, which may be a concern for budget-conscious buyers.
3. Limited wavelength range: Although the achromatic design allows for a wide range of wavelengths, the GBE10-B is specifically designed for the 650nm wavelength, which may limit its use in applications requiring other wavelengths.
Conclusion:The GBE10 650 10x Achromatic AR 1050 Thorlabs Beam Expander (GBE10-B) is a high-quality, efficient, and versatile solution for beam expansion applications. It offers a wide field of view, high transmission efficiency, and achromatic design that ensures focus maintenance at various wavelengths. However, its large size and weight, as well as its relatively high cost, may be limiting factors for some buyers. If you have a budget and require a beam expander for a 650nm wavelength, the GBE10-B is an excellent choice. If you need a more portable or cost-effective solution, you may want to consider other options.
10x beam expansion or reduction broadband ar coating wave length ranges b nm sliding lens adjustment that minimizes beam walk off housing with fixed mechanical length and non rotating adjustment ring can be locked with included hex key can be used to reduce beam size by using the larger aperture as the input threaded apertures for integration into optical systems.