Introducing our exceptional A13.1104 50x-400x Bright and Dark Field with Long Working Distance Trinocular Metallurgical microscope! As a factory, we take immense pride in manufacturing this top-notch product. This high-performance microscope guarantees outstanding bright and dark field imaging capabilities, allowing you to observe samples with remarkable precision. With a remarkable range of magnification from 50x to 400x, this microscope ensures magnified views of exceptional clarity. Its long working distance further enhances convenience during sample observation. Equipped with a trinocular design, it enables easy documentation and sharing of observations. Trust our factory's expertise to provide you with this excellent metallurgical microscope, a testament to our commitment to quality and precision.