Virtual image background tips

Background virtual is the manifestation which has been loved by a lot of photography enthusiasts. Actually background blur has the certain technical, this article will guide you know about the background virtual along with some skills.

1. Virtual focus

Virtual focus refers to the photographic lens focus clearly outside the scope of the body that be photographed, imaging in the picture photography showed a blurry image, because the image is out of focus caused by, hence the name defocus. Virtual focus is divided as front virtual focus and after virtual focus. The so-called front focal deficiency is refers to with the focus as the center, the focus in front of the scenery in the picture image blurred; after defocus is referred to as the center of the focus, the focus behind the scenes in the picture node like is not clear.

There are two main ways to create virtual focus during the shooting:

One is to use a large aperture shooting. This is because of the greater the photographic lens aperture, the depth of field is small, to the main body that be photographed for focus, far from photographed the scene subject is empty; if the main body that be photographed in mid-shot position, to be photographed subject to focus on that subject, the subject of near and far into the main body of the scenery is blurred; if the main body that be photographed in the position of the panoramic or vision, to the main body that be photographed for focus, main body, close to the main body of the scenery was false.

Second is use telephoto camera distance to make coke virtual, which is due to the longer the focal length of the camera lens, the depth range is small, so long focal length lens can very good to create the effect of defocus.

In photography, if the long focal length photographic lens with large aperture matching, icing on the cake, to achieve better effect of coke virtual, a blade of grass is a combination of using a large aperture and long focal length, the center focus behind clearly outside the scope of objects have formed a blurry image, the picture of this piece of photographic works with obvious focal deficiency effect, make the main body that be photographed with raindrops grass is very prominent.

2. Objects moving virtual

When the camera lens in front of the motion of the object being shot, due to be photographed the movement caused by photography, part of the image blurred phenomenon, known for dynamic virtual. In photography, the combination of static and dynamic picture can also increase the fun. This trick is commonly used in the Mercedes Benz horse, flying cars, sport athlete's hands and feet, and other moving body shots, in certain situations, the specific atmosphere.

3. Lens moving virtual

When the camera body to ride in the car, ship, aircraft, Malaysia etc. on the moving object, the ground scene caused by shooting the picture blurred phenomenon known as dynamic virtual lens. Because of these high speed moving body, in the follow the subject when shooting, vision will move forward quickly, and prospects back quickly. And only when synchronization speed reducing object moving forward and after and ride a moving body, the subject is clear, the synchronous will produce fuzzy lines in different degrees. In addition, the use of zoom lens to zoom shooting (i.e. while pressing the shutter, side zoom shot), also can produce radioactive fuzzy lines lens virtual on the screen.

4. Double moving virtual

Refers to exercise the body that be photographed to shoot, photographic lens also followed was taken the movement of the body motion, and in the movement in the process of pressing the shutter button, with this method will cause the pictures were taken the clear image of the subject, and foil the blurred images, to the viewer in a visual leave a motion sense. The top three moves, and are collectively referred to as virtual. So the dynamic virtual is virtual in the shooting due to be photographed or camera motion caused by the picture photography on the part of the scenery image of fuzzy phenomenon. In addition to the blur phenomena arising due to the movement of a person or thing, some of the common natural phenomenon can also be flexibility in the use of, make your virtual recruit more infinite.

5. Cloud virtual

In landscape photography, if the cloud cover, can be photographed peaks, actual situation Aioi trees to produce a kind of artistic conception the Penglai fairyland, and this move is also called the "virtual cloud. Pictured above, the picture is will be disappeared when the peaks and tumbling clouds flowing together shoot into the screen and let people have a sense of immersive Wonderland.

6. Dust virtual

Don't look at dust very tiresome and dust virtual move but ultimately, the use of dust so that the screen part of the scenery virtual hazy, for example in Gunma Pentium, speeding car, the wind blowing and other phenomena cause of shooting dust filled the air, we can form a virtual dust effect, resulting in a special environment of the atmosphere.

7. Wind virtual

Using some of the smaller plants in the winds, and constantly wobbling the photography picture showing a virtual image blur is wind imaginary. For example in the winds, branches sway, the wheat seedling tumbling and so on.

8. Fog virtual

Fog empty is refers to using air mist perspective effect, giving a hazy atmosphere to photography, enables it to have the poetic, and thus causes the viewer of the various associations. In landscape photography used this trick, under cover of fog, in and Prospect of shot body is reflected as the illusory, hazy, mysterious feeling.

9. Light virtual

False light is a caused by the light of unreal scene. Some were taken body due to the transmission of light, and produce a bright path of light, photographed body in the light of the road under cover, resulting in the phenomenon of fake, the photography picture emerges a special charm effect. As the dawn of a figure, although the rising sun has not been directly taken out, but through the branches of the shafts of light will still sun by just jumped out of the horizon to shine the picture out, let a person feel everything is about to recover.

10. Lens virtual

Atomizing lens: the use of atomization lens can be no fog enveloped the subject, the effect of shooting with mist.

Halation lens: the use of halation camera, can eliminate some deficiencies in the performance of the shot, the contrast is reduced, gentle tone, in portrait photography, especially wedding photography used frequently. Know how advertising picture that face flawless beauty, mostly for the use of the weapon.

Halo of a lens: the use of halo lens shot can make the image of the central part of the clear, surrounded by virtual.

Need to pay attention to is "virtual" must not be too burned, burned they would like porridge pot of paste and performance in photography is fuzzy a piece, do not see what works to express the theme is. The reservoir, the dew, asthenia and asthenia, real see virtual, virtual reality, a good grasp of the "degree" is very important.