摄影中的概念

 

 

 

 

 

快门速度

 

 

 

 

 

快门速度指快门开关所需的时间量。它控制光线通过光圈到达图像传

感器之前的光量。

 

 

 

 

 

通常,快门速度可手动调整。快门速度的测量单位称为曝光值

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

 

 

 

因此,快门速度越快,允许进入的光量越少。 同样,快门速度越慢, 允许进入的光量越多。

下图所示照片表示较慢的快门速度允许光有更多时间进入相机。这可 使移动中的物体增加运动模糊效果。反之,较快的快门速度允许光进 入的时间更少,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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Image 18
Samsung EV-NX3000BMICZ, EV-NX3000BOIAT 感器之前的光量。 通常,快门速度可手动调整。快门速度的测量单位称为曝光值, 因此,快门速度越快,允许进入的光量越少。 同样,快门速度越慢, 允许进入的光量越多。

EV-NX3000BOIGR, EV-NX3000BOIHU, EV-NX3000BOHHU, EV-NX3000BOIAT, EV-NX3000BMHCH specifications

The Samsung EV-NX3000 series represents a remarkable leap in compact camera technology, catering to photography enthusiasts who desire versatility and quality. This series includes models such as the EV-NX3000BMICZ, EV-NX3000BOICH, EV-NX3300BOWHU, EV-NX3000BOJCZ, and EV-NX3000BOHCZ, each sharing core features while also offering unique elements that enhance the overall photography experience.

One of the standout features of the Samsung EV-NX3000 series is its impressive 20.3-megapixel APS-C CMOS sensor. This large sensor size, commonly found in professional DSLR cameras, allows for superior image quality, enabling users to capture stunning details and vibrant colors in various lighting conditions. The cameras also feature a fast autofocus system that enhances user experience by ensuring sharp and clear images, even in challenging environments.

In addition to high-resolution imaging, the EV-NX3000 series supports Samsung's advanced Wi-Fi connectivity, allowing for seamless sharing and remote control of the camera through smartphones and tablets. This feature comes in handy for users who want to instantly upload their photos to social media or transfer images for editing purposes.

The EV-NX3000 models feature a modern and ergonomic design, making them comfortable for extended use. The tilt-able LCD screen enhances photography creativity, allowing users to shoot from various angles and perspectives. Furthermore, the inclusion of integrated Smart Mode and Photo Suggest is beneficial for novices. These technologies automatically analyze the scene and recommend shooting modes, ensuring optimal settings for the best outcome.

The series is also equipped with Smart Filters, allowing photographers to apply various creative effects directly from the camera, adding a personalized touch to images without the need for post-processing software. Additionally, the full HD video recording capability ensures users can capture high-quality videos, complementing their photographic endeavors.

With the inclusion of an external flash and the ability to interchangeably use different lenses, the EV-NX3000 series fosters versatility that will appeal to both amateur and seasoned photographers alike. Whether you seek to shoot sweeping landscapes, intimate portraits, or dynamic action shots, these cameras equip users with the necessary tools for expression.

Ultimately, the Samsung EV-NX3000 series stands as a testament to the merging of innovative technology and user-friendly design, creating a lineup that empowers users to unleash their creativity and capture life's moments beautifully.