AMQYDT Usaf 1951 Resolution Test Target, Optical Glass & Pet Lithography Calibration Plate, ±1 Μm Precision, Positive/negative, 90% Light Transmission, For Machine Vision Testing Positive -2-5

【USAF 1951 Resolution Test Target】 Clearly defined groups and elements help evaluate resolution for cameras, lenses, microscopes, machine vision, optical inspection, and imaging system testing. 【Optical Glass ±1 μm / PET ±5 μm】 Choose optical glass with ±1 μm accuracy or PET with ±5 μm accuracy to match different precision needs, applications, and testing requirements. 【Positive & Negative Options】 Available in positive and negative patterns, multiple Group ranges, sizes, and materials, making it easier to select the right target for different fields of view and magnifications. 【90% Transmittance Optical Glass】 Optical glass models provide 90% light transmittance with ±1 μm accuracy, supporting clear pattern observation and reliable testing in transmitted-light optical setups. 【Photolithography Chrome Pattern】 Made with high-precision photolithography and a chrome image pattern for clearly defined line groups, supporting repeatable resolution testing, calibration, and optical inspection.