Gallium Arsenide Optical Lens Sheet: GaAs Focus Lenses with Multiple Focal Lengths(18x38.1mm)

Material: Made with premium Gallium Arsenide (GaAs), these lenses offer exceptional heat resistance and durability for long-lasting performance. Versatile Focal Lengths: Available in a full range of focal lengths including 38.1mm, 50.8mm, 63.5mm and more, suitable for various applications on 100W to 200W machines. DOUBLE SIDED COATING - Features a tough double-sided coating that improves durability and minimizes the need for frequent maintenance or cleaning. Precision engineering: Designed for optimal focusing capabilities, ensuring performance in optical applications and improving typical efficiency. SIMPLE SELECTION: Clear diameter and focal length specifications allow you to easily choose the right lens to meet your specific usage requirements.