An optical apparatus is disclosed which can reliably form AF images and split the AF images to provide excellent focus detection performance in the phase difference detection method.
公开了一种光学装置，该光学装置在相位差检测方法中能可靠地形成AF像并分离该AF像以提供优良的焦点检测性能。
Based on the sensing mechanism of Coriolis mass flowmeter and analyzing signal spectrum in actual working, the novel applied method is devised for phase difference detection.
基于科氏质量流量计的工作机理和实际工作情况下的信号频谱分析，提出了切实可行的相位差检测新方法。
Based on the sensing mechanism of Coriolis mass flowmeter and analyzing signal spectrum in actual working, the novel applied method is devised for phase difference detection.
基于科氏质量流量计的工作机理和实际工作情况下的信号频谱分析，提出了切实可行的相位差检测新方法。
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