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Learn how to choose the best substrate material for your calibration targets based on lighting conditions and applications. This comprehensive guide covers opaque vs. transparent substrates, material properties, and recommendations for industrial

USAF1951 test targets measure optical system resolution using standardized bar patterns. Engineers identify the smallest visible group/element to calculate resolution in line pairs per millimeter. These targets remain essential for lens testing, system ca

This article examines how large aperture machine vision lenses address critical challenges in SMT mounting inspection. With component placement speeds exceeding 60,000 parts per hour and sizes shrinking to 0.4mm × 0.2mm, traditional optics struggle with l

This article highlights OKlab's commitment to excellence in machine vision solutions, showcasing their ability to deliver complex custom orders within tight timeframes. Through a recent European shipment example featuring the RL4045 Relay Lens and custom