3 * 3 in Camera Lens Transparent Test Board, Microscope Accessory Kit, Improve Image Clarity and Contrast, Accuracy ±0.5um/±1um, for Photography Studios, Scientific Research Laboratories
【High-Precision Calibration Target】 Designed for visual calibration with ±0.5μm/±1μm accuracy, ensuring reliable results for high-resolution imaging and measurement tasks.
【Premium Optical Glass Material】 Made from durable, heat-resistant optical glass with excellent transparency and stability—ideal for demanding lab and industrial environments.
【Direct-Write Lithography Process】 Utilizes advanced direct-write photolithography to produce ultra-fine patterns with nanometer-level precision, supporting micro-nano structure calibration.
【Standard Thickness for Stability】 3.2mm thickness provides mechanical strength and flatness, minimizing distortion and ensuring consistent calibration performance.
【Ideal for Scientific & Industrial Use】 Perfect for camera calibration, machine vision, semiconductor inspection, and research applications requiring high-density, high-resolution patterning.