Nikon 25498B manuale d’uso

Technical Guide Technical Guide[...]

ii Introduction This “ T echnical Guide” details the principal techniques used to create two of the mor e technically advanced photographs in the D800/D800E catalog. Enjoy this opportunity to admire the skills of professional photographers who hav e mastered the D800/D800E. While its high pixel count of 36 megapix els gives the D800/ D800E reso[...]

1 Shooting T echniques Static Subjects —Keeping Blur to a Minimum—[...]

2 Shooting T echniques Static Subjects At the high resolutions o ered by the D800/D800E, even the slightest camera motion can result in blur . The technique re- vealed in this section minimizes blur through a combination of live view photograph y and a tripod. T echnical Data ■ Lens : AF-S NIKKOR 14–24 mm f/2.8G ED ■ Exposure mode : Manual[...]

3 Shooting T echniques Static Subjects Why Use Liv e View? 1. The mirror is raised prior to shooting , reducing blur . At the high resolutions o ered by the D800/D800E, even the slap of the mirror can sometimes be enough to blur photo- graphs. In live view , the mirror is raised w ell before the shutter is released, helping keep blur to a minimu[...]

4 Shooting T echniques Static Subjects Why Use Liv e View? 2. Y ou can focus anywhere in the frame. In live view , you can use the multi selector to position the focus point anywhere in the frame , regardless of the options selected for AF/MF and autofocus. The ability to position the focus point anywhere in the moni- tor’ s angle of view greatly[...]

5 Shooting T echniques Static Subjects Lesson 3: Don’t Stop Aperture Down T oo Far Stopping down aperture in manual ( h ) and aperture -priority auto ( g ) exposure modes increases depth of  eld, bringing both background and for eground into f ocus. Stop aperture down too far , however , and di raction will cause the image to actually lose [...]

6 Shooting T echniques Static Subjects Same S hot, No Liv e Vie w Live view photograph y was not used in creating the second example below; consequently, the mirr or was not raised until the photo was taken and the results are blurr ed. With live view: Without live view: Edges of books and other details are blurred Camera Control Pro 2 Optional Cam[...]

7 Shooting T echniques P ortrait Subjec ts —Focusing on a Selected P oint—[...]

8 Shooting T echniques Portrait Subjects Use this method for sharp f ocus on selected points when framing portraits in the view nder . T echnical Data ■ Lens : AF-S NIKKOR 70-200 mm f/2.8G ED VR II ■ Exposure mode : Manual ■ Shutter speed : ½  s ■ Aperture : f/4.5 ■ White balance : Auto 2 ■ ISO sensitivity : 640 ■ Pic ture c[...]

9 Shooting T echniques Portrait Subjects Lesson 2: Choose the Right Exposure Settings Aperture Choose a wide aperture for a softer feel. Set aperture to f/4 or so to capture facial contours. Enough depth of  eld for the lips and the corners of the eyes, but focus gets softer from the earrings back. Shutter Speed Choose a speed a bit faster than [...]

10 Shooting T echniques Portrait Subjects Light Level and ISO Sensitivity Adjust lighting and ISO sensitivity appropriately . After choosing both shutter speed and aperture manually , you may need adjust lighting or ISO sensitivity . These photos use soft, nat- ural light instead of  ash or studio lighting. Out- door lighting can be  ne- tune[...]

11 Quick Tips 1. High ISO Sensitivity 1. High ISO Sensitivity The following sections introduce useful t echniques and camera options applicable to a variety of situations. The D800/D800E keeps noise to a minimum for high-r esolu- tion results at even the highest ISO sensitivities. The High ISO NR option in the shooting menu reduces the ran- domly-s[...]

12 Auto ISO sensitivity control au- tomatically adjusts ISO sensitiv- ity if optimal exposure can not be achieved at the value selected by the photographer . If Auto is se- lected for Minimum shutter speed , the camera will also ad- just the threshold for auto ISO sensitivity contr ol according to the focal length of the lens (CPU lenses only), a f[...]

13 Quick Tips 3. Improving Optical P erformance 3. Improving Optical P erformance Stopping aperture down increases depth of  eld, making the foregr ound and background sharper . Stop aper ture down too far , however , and di raction will actually cause the image to lose de nition. The e ects of di raction are partly in u- enced by[...]

14 Quick Tips 4. Backlit Portraits 4. Backlit Portraits With its 91K (about 91,000) pixel RGB sensor , the D800/D800E o ers improved face det ection. Used with the view nder in modes other than h , it can balance exposure between portrait subjects and the background even when the subject is backlit. D800/D800E: Using face detec- tion, the cam[...]

15 The D800E 1. High Resolution Images with the D800E 1. High Resolution Images with the D800E The D800E is a good choice when you need high-r esolution photos of visually complex subjects. Case 1: A Subjec t in T raditional Dress Preserve  ne patterns in your subject’ s hair and clothing. Case 2: A Japanese Garden Capture tiles and other  [...]

16 The D800E 2. Adjusting Aperture for Visually C omplex Subjects 2. Adjusting Aperture for Visually C omplex Subjects With cameras like the D800E, which are suit ed to visually complex subjects, it is important to get as much sharpness from the lens as possible. Contrast at the peripher y of the im- age can generally be increased by choosing an ap[...]

17 The D800E 3. Color A r tifacts and Moiré 3. Color A r tifacts and Moiré Color artifacts and moiré are less frequent at the high resolu- tions supported by the D800/D800E, but when they do occur , they tend to be more noticeable in phot os taken with D800E. Artifac ts and moiré are not visible in the camera monit or but can be viewed by copyi[...]

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