... 投影放大率projective magnification 投影放大技术projective magnification technique 照射对比度radiation contrast ...
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应用CCD摄像和光学投影放大技术，配合数据采集和图像处理，对烟雾的宏观分布实施现场检测和监视。
We apply CCD image pickup, information collecting, image processing, optical projection and display to measure the distribution parameters of IR smog and laser smog.
详细分析了该技术利用镜像测试标记检测投影物镜最佳焦面热漂移与放大倍率热漂移的基本原理。
The principle for measuring the thermal drifts of focus and magnification (TDFM) based on mirror-symmetry marks is described in this paper.
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