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We evaluated the possibility of performing temperature measurements using an uncooled infrared focal plane array (IRFPA), consisting of an 8032 array of p-n junction diodes fabricated on a silicon-on-insulator (SOI) substrate (MIR8032B1). We previously reported the sensor design and data collection method for the MIR8032B1 at SPIE in 2021. In this presentation, we describe an aberration correction method and a comparison of different lenses with a high modulation transfer function. We verified the accuracy of the measurements using a shutterless method based on the thermal characteristics of the SOI diodes. Based on the results obtained in the present study, we discuss the applicability of such IRFPAs for temperature measurements.
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