122

规格

镜头类型：		G型AF-S变焦尼克尔镜头，带内置CPU和尼康卡口座
焦	距：	28-300mm
最大光圈：		f/3.5-5.6
镜头构造：		14组19片（2片ED镜片和3片非球面镜片）
视	角：	使用35mm（135）格式的尼康胶卷单镜反光照相机和尼康FX格
		式数码单镜反光照相机时为75°-8°10′；
		使用尼康DX格式数码单镜反光照相机时为53°-5°20′；
		使用IX240系统照相机时为63°-6°30′
焦距刻度：		28, 35, 50, 70, 105, 200, 300mm
距离信息：		输出到相机
变焦控制：		通过独立变焦环手动控制
对	焦：	尼康内部对焦（IF）系统，采用宁静波动马达自动对焦，手动则
		采用独立对焦环
减	震：	采用音圈马达（VCM）的镜头位移式
拍摄距离刻度：		从0.5m至无穷远(∞)
最短拍摄距离：		所有变焦设置下均为0.5m
光圈叶片数：		9片（圆形）
光	圈：	全自动
光圈范围：		f/3.5至f/22（28mm时），
		f/5.6至f/38（300mm时）
曝光测量：		配合带CPU接点系统的相机，采用全光圈方式
安装尺寸：		77mm（P = 0.75mm）
尺	寸：	直径约为83mm，镜头长约114.5mm，自相机镜头卡口边缘
		算起
重	量：	约800g

设计和规格若有变更，制造商恕无义务另行通知。

122 2191 specifications

The Nikon 2191, also known as the Nikon D780, is a versatile and powerful DSLR camera that has been designed to meet the needs of both professional photographers and serious enthusiasts. As a successor to the popular Nikon D750, the D780 builds upon its predecessor's strengths while incorporating advanced features and technologies that enhance the shooting experience.

One of the standout characteristics of the Nikon 2191 is its impressive 24.5-megapixel full-frame sensor. This sensor delivers outstanding image quality, with a remarkable level of detail, dynamic range, and color accuracy. The D780 is capable of producing stunning images, even in challenging lighting conditions, thanks to its native ISO range of 100 to 51,200, extendable to an incredible ISO 50 to 204,800.

The camera features Nikon's renowned EXPEED 6 image processor, which not only enhances image quality but also improves overall performance. This processor enables faster shooting speeds of up to 7 frames per second in continuous shooting mode with the optical viewfinder. When using live view mode, this rate increases to an impressive 12 frames per second, allowing photographers to capture fast-moving subjects with ease.

Focusing technology is another key highlight of the D780. It employs a 51-point AF system with 15 cross-type sensors, providing reliable and accurate autofocus performance. Additionally, the camera features a new hybrid autofocus system that combines phase detection and contrast detection for faster focusing in live view and video modes. With a focus sensitivity that reaches -4 EV, the D780 excels in low-light situations.

Video capabilities are also a strong point of the Nikon 2191, offering 4K UHD recording at up to 30 frames per second, as well as full HD recording at up to 120 frames per second for slow-motion footage. The camera provides several video options and features, including N-Log and HDR recording, giving videographers creative flexibility.

The D780's robust construction ensures durability and reliability in various shooting environments. It is designed with weather sealing to protect against dust and moisture, making it an ideal companion for outdoor photography. The camera also includes a tilting touchscreen LCD that provides intuitive control and easy access to settings.

In summary, the Nikon 2191/D780 is a powerful, feature-rich camera that excels in both photography and videography. With its full-frame sensor, advanced autofocus system, and outstanding video capabilities, it stands out as a top choice for photographers seeking a versatile and high-performance DSLR.

Nikon 2191 manual 122

Models: 2191

2191 specifications