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Nikon AF-S user manual 被写界深度

Models: AF-S

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■M/A（マニュアル優先オートフォーカスモード）（P.6 参照） Jp

a フォーカスモード切り換えスイッチを M/A にセッ トします。

bオートフォーカスでシャッターボタンを半押し中、 またはカメラの AF 作動ボタンを押したままフォー

カスリングを回すと、マニュアルフォーカスができます。

●シャッターボタンまたはカメラの AF 作動ボタンから指を離し、再 度オートフォーカス動作（シャッターボタンの半押しなど）をする と、オートフォーカスに戻ります。

5. 被写界深度

倍率目盛

被写体の前後のどの範囲が鮮明に写

 

るかという被写界深度の範囲は、距

 

離目盛基準線の両側の被写界深度目

 

盛が示す距離目盛で、おおよそ読む

 

ことができます。ただし、近距離で

 

はズレが生じるため被写界深度目盛

距離目盛基準線

は使用できませんので被写界深度表

被写界深度目盛

（P.150）をご覧ください。被写界深

 

度プレビュー（絞り込み）機構を持

 

つカメラでは、プレビューボタンを

 

押してファインダー内で被写界深度

 

を確認できます。

 

6.撮影倍率

撮影倍率とは、フィルム面上に写された像の大きさと被写体の実際の大 きさとの比率です。たとえば実際には 5 cm の長さの被写体がフィルム 面上に 1 cm に写ったときの撮影倍率は 1/5 倍（1：5）といいます。 距離目盛のすぐ上の倍率目盛（オレンジ色）により、先に倍率を決めて から撮影することもできます。たとえば 1/5 倍の倍率で撮影したいと きは倍率目盛の“5”を距離目盛に合わせ、ピントを合わせます。なお、 各撮影距離での撮影倍率については被写界深度表（P.150）をご参照 ください。

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Nikon AF-S user manual 被写界深度
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AF-S specifications

The Nikon AF-S 35mm f/1.4G lens is a highly regarded prime lens designed for Nikon’s FX-format (full-frame) and DX-format (crop sensor) cameras. Known for its exceptional optical performance and versatility, the lens is a popular choice among professional photographers and serious enthusiasts.

One of the standout features of the AF-S 35mm f/1.4G lens is its large maximum aperture of f/1.4. This wide aperture allows for outstanding low-light performance, enabling photographers to capture sharp images even in dimly lit environments. The lens also provides beautiful background bokeh, making it ideal for portraiture and street photography, where subject isolation is desired.

The optical construction of the lens consists of 11 elements in 9 groups, which includes two aspherical lens elements. These aspherical elements help to minimize optical distortions and ensure that image quality remains consistent across the frame. The lens also incorporates Nikon's Super Integrated Coating (SIC), which enhances light transmission and reduces flare and ghosting, resulting in improved contrast and color accuracy.

An essential characteristic of the AF-S 35mm f/1.4G is its Silent Wave Motor (SWM) technology. This innovative motor provides fast, quiet, and precise autofocus capabilities, allowing photographers to lock onto subjects with ease. The lens also features a focus switch that enables seamless switching between automatic and manual focus modes, granting photographers full control over their shooting experience.

Durability is another significant aspect of the lens’ design. The AF-S 35mm f/1.4G features a weather-sealed construction, making it a reliable choice for outdoor photography, even in challenging weather conditions. The lens is designed to withstand dusty environments and moisture, ensuring longevity and performance in a variety of scenarios.

Additionally, the lens has a filter diameter of 67mm, making it compatible with a range of filters such as polarizers and ND filters to enhance creative possibilities. Weighing approximately 600 grams, the lens strikes a balance between portability and robust build quality, making it an excellent companion for various photography styles.

Overall, the Nikon AF-S 35mm f/1.4G lens is a remarkable choice for photographers seeking a high-performance prime lens. Its superb optical quality, fast autofocus, and durable design make it a reliable option for a wide range of photographic applications, solidifying its position as an essential tool in the arsenal of many professionals.