摄影中的概念

 

 

 

 

 

快门速度

 

 

 

 

 

快门速度是指打开和关闭快门所需的时间量。因为它控制光量到达图

像传感器之前通过光圈的光量、因此是控制相片亮度的重要因素。

通常、快门速度可手动调整。快门速度的测量单位称为曝光

”(EV)、该值以 1 s1/2 s1/4 s1/8 s1/15 s1/1000 s

1/2000 s 为间隔进行标记,以此类推。

 

 

 

 

 

+1 EV

 

 

 

曝光

 

 

 

 

 

 

 

-1 EV

 

 

 

1 s

1/2 s

1/4 s

1/8 s

1/15 s

1/30 s

 

 

快门速度

 

 

 

相机上显示的数字是曝光值的分母、数字越大则允许进入的光越少。 同样、EV 数字越小、允许进入的光越多。

如以下相片所示、较慢的快门速度允许光有更多时间进入、因此相 片会更亮。反之、较快的快门速度允许光进入的时间较少、相片会较 暗、并会更容易定住运动中的拍摄对象。

0.8 s

0.004 s

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Samsung EV-NX100ZBABSE manual 通常、快门速度可手动调整。快门速度的测量单位称为曝光, 快门速度是指打开和关闭快门所需的时间量。因为它控制光量到达图, 像传感器之前通过光圈的光量、因此是控制相片亮度的重要因素。

EV-NX100ZBABPL, EV-NX100ZBABHU, EV-NX100ZBAWIT, EV-NX100ZBABSE, EV-NX100ZBABCZ specifications

The Samsung EV-NX100 series, comprising models EV-NX100ZBABDE, EV-NX100ZBAWDK, EV-NX100ZBBBSE, EV-NX100ZBABDK, and EV-NX100ZBAWSE, offers a blend of advanced technology and user-friendly features aimed at both photography enthusiasts and casual users. These models are compact system cameras that provide impressive image quality driven by their APS-C sensors.

At the heart of the EV-NX100 series is the 20.3-megapixel APS-C CMOS sensor, delivering rich, vibrant colors and exceptional detail, even in low-light conditions. This large sensor is a significant advantage compared to traditional compact cameras, allowing users to capture stunning images with a shallow depth of field, creating beautiful bokeh effects.

One of the standout features of the EV-NX100 series is the lens versatility. The models are compatible with a range of interchangeable lenses, making it easy to adapt to different photography styles. This flexibility, combined with a fast autofocus system, ensures that users can quickly capture fleeting moments with precision.

Samsung has also integrated Wi-Fi connectivity into these models, enabling easy sharing of images to social media platforms or transferring to smartphones and tablets. This feature is particularly appealing in today's social media-driven environment, making it effortless to showcase photographic works on the go.

Another notable characteristic is the Smart Mode feature, which offers a variety of scene modes tailored for specific shooting conditions. Users can choose modes such as Night, Macro, or Landscape, allowing them to achieve optimal results without extensive manual adjustments.

The EV-NX100 series is designed for ease of use, featuring a customizable user interface and a clear LCD screen for intuitive navigation. Many users will appreciate the in-camera editing options, which allow for basic adjustments on the fly, ensuring that images are ready for sharing instantly.

Battery life is also commendable, with the ability to capture hundreds of shots on a single charge, making these cameras ideal for both day trips and extended photography sessions.

Overall, the Samsung EV-NX100 series represents a thoughtful integration of powerful photographic capabilities and user-friendly features, making them a suitable choice for anyone looking to elevate their photography experience, whether they're a seasoned photographer or just starting their journey.