摄影中的概念

光圈设置、快门速度和 ISO 感光度如何控 制曝光

光圈设置、快门速度和 ISO 感光度与拍摄密切相关。光圈设置控制用 来调节光进入相机的开口,快门速度决定允许光进入的时间长度。ISO 感光度决定了胶片对光的反应速度。这三个方面共同称为曝光三要 素。

快门速度、光圈值或 ISO 感光度的变化可以通过调整互相抵消,以保 持光线量。但是,效果会根据设置变化。例如,快门速度在高速运动 中非常有用,光圈可控制景深,ISO 感光度可控制照片颗粒感。

设置

效果

 

 

光圈值

大光圈 = 较多光线

小光圈 = 较少光线

 

= 小景深 小 = 大景深

设置

效果

 

 

快门速度

快速 = 较少光线

慢速 = 较多光线

 

= 静态

= 模糊

高感光度 = 对光线更为敏感

ISO 感光度 =

低感光度 对光线不太敏感

= 更多颗粒 低 = 更少颗粒

19

Page 20
Image 20
Samsung EV-NX3000BMHCH, EV-NX3000BOIAT, EV-NX3000BOJCZ, EV-NX3000BOICH manual 快门速度, = 静态 = 模糊 高感光度 = 对光线更为敏感, 低感光度 对光线不太敏感

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.