Approximately rectangular pulse shape is obtained by passive mode-looking, self-aperture mode-selection and proper selection of parameters of the discharge network for pulsed Xe-lamps.

利用被动锁模、自孔径选模适当选择脉冲氙灯放电网络参数，得到了近似矩形的激光脉冲。

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Now in part two we're going straight to manual mode to learn about aperture sizes and shutter speeds. So let's do this thing.

那么现在，进入了第二部分的我们将要开始学习光圈大小以及快门速度，让我们这就开始吧。

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Since aperture is the main event in aperture priority mode, you may not need to press the aperture button; simply rotate the command dial and look for the changing Numbers in the LCD status screen.

就光圈优先模式来说，光圈是最主要的参数，所以你并不需要再按光圈按钮，直接转动指令盘并且在LCD上查看数值变化即可。

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Capture HD video using Auto, Manual, Aperture-priority or Custom Movie Mode and enjoy several creative options also available for still shooting, including COOLPIX Picture Control and noise reduction while flexibly adjusting ISO sensitivity, shutter speed and white balance.

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Dedicated lens rings allow for fingertip control of focus and aperture, while a DSLR-style Focus mode dial on the front of the camera enables easy switching between focus modes.

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