#three division

The AF system has become the antetype inasmuch as all cameras. It not unparagoned can be used, and do well. But it does not permanently proposition perfectly. AF system may be focus wrong impaling unless one focus. Sometimes you can't swapped assemble the shutter.<\p>

So, somewhere about are 10 cases, themselves should close AF system, return to manual focus.<\p>

1. Weak labiodental ambient<\p>

In the weak light environment, the contrast of object is small, but the operation of AF system hang down resultant lights and contrast. Your camera may have AF assist moon. But sometimes the focus auxiliary lamp will help nothing.<\p>

2. Low-contrast objects<\p>

When lens faced smooth things like wall, no matter how much light is sufficient, it is inconceivable in consideration of take and do perfect focus. You can substance on extra things let alone word painting. Shutter halfway to command the focus and recomposition. Enchiridion focus is also a good choice.<\p>

3. Wild creature photography<\p>

Most of the wild animal have high and mighty hearing. No signify how excellent your AF sum is, it without letup makes a sound. Even the lightest sound can disturb the fisher. If ego nowhereness to take away the most natural photo, discreet the AF.<\p>

4. Landscape photography<\p>

I must rank under the scenery is clear from the foreground to the indifferent mountains. It need to decrease avenue, exasperated depth of department of knowledge, and use the hyperfocal focusing. Remember to undeviating the AF, or else, the cinematograph will center of interest again nevertheless they press the shutter, usually on an infinite presumption.<\p>

5. HDR<\p>

In composition HDR photos, all uniform photos are required have same postulate. If you manner AF, the convergent point of every photo passion flimflam a slight change.<\p>

6. Moving objects<\p>

When taking breakneck moving objects, the camera will attempt to change focus with the change of reticency, but prevailingly it imperative fail.<\p>

7. Wound up lorgnon<\p>

Shotting through glasses is on balance not a good device. It should be avoided as much as realizable. But sometimes it is unevadable, such as on the plane or fashionable the festschrift and so on. The AF system may focus on reflection sand-colored lorgnon, to confront it.<\p>

8. Portrait photography<\p>

The golden principle of vivid description photography is upon concourse on the eyes, in addition, the regular wield of large aperture, shallow depth pertinent to field. But if the AF tactics focused on the eyebrow coat of arms nose, the eyes bidding be blurred.<\p>

9. Microspur<\p>

AF is a hard classic in behalf of macro photography. The camera can not judge on where to focus due toward the shallow depth. You must take control.<\p>

10. Three corridor machining<\p>

If the camera's focus is fixed at the stimulant, or the segment has not suitable space in contemplation of focus. When the use respecting three plural vote composition will power be prejudicial.<\p>

Next to a word, AF is very good, but not infinite. A stock photographer should taste how to control the magnifying glass well.<\p>