2011年7月18日星期一

Review Sony Alpha A55

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Dennis HissinkTuesday, August 31, 2010
Posted by: Dennis Hissink

Review Photokina 2010-Sony is really just a rookie in terms of DSLR cameras. Even if they have vast experience, surging from their takeover of Konica Minolta, was only a few years ago that the first camera Sony Alpha was brought on the market. With the introduction of the Sony Alpha A55, Sony seems to be making progress in leaps and bounds. The camera Sony Alpha A55 distinguishes itself from the competition with innovative techniques and different characteristics with which Sony DSLR proves as producer. Sony Alpha A55 Alpha camera is the first that is based on the so-called two-way mirror technique. This is actually an old technique, modernized and given a facelift.

Sony Alpha A55

Review Sony Alpha A55
A translucent mirror is a mirror that allows light to pass through the camera Sony Alpha A55, which is splitting up the optical path between the main image sensor and sensor separated with phase-detection autofocus. This technique allows a wide range of possibilities that are not possible in traditional DSLR design. This technique can be found the Sony Alpha A55 more or less was applied first in SLR cameras digital SLR camera like the Olympus E-10 or the Canon EOS RT, a film based SLR. For the Sony Alpha A55 s to be more compact and light weight allowed the two-way mirror technique specially applied. It is a milestone in the Alpha assortment, and it is expected that also will be attractive to the consumer. The target is the masses who shoot in their spare time, but the type of consumer who generally chooses to carry a compact camera with them. Therefore, weight and sizes play an important role.

Sony Alpha A55

Sony Alpha DSLR camera to A55
The image processing results are impressive. The new Sony Alpha A55 is able to shoot at a speed of 10 frames per second! That is a great result for a DSLR camera with a DX format sensor, and that makes your DSLR camera with fastest world s sensor DX. To keep the focus at such a speed, was also a new autofocus system. Sony A55 has a 15-point AF system with phase-detection to ensure fast focusing. Sony Alpha A55 has an optical viewfinder, but is also equipped with an electronic viewfinder (EVF). It must be said, is a fine sight. With a resolution of a mere 1.15 million pixels and a 100% frame coverage, the EVF is ideal for use in practice. The display is of high quality and the image displayed and display information are complete. The LCD on the back of the camera has a Sony Alpha A55 consisting of 3 inches and a high resolution of 921,000 points. It is a folding display and can be folded down out and therefore offers additional freedom in the process of composition from a difficult angle.

Sony Alpha A55

Sony Alpha A55 video in HD
Another milestone for the Sony Alpha A55 is the fact that HD video recordings are now finally possible. Full high definition to be exact, with a resolution 1920x1080i in AVCHD format (16: 9). He was always to be a nuisance, Sony camera specialist, couldn t introduce a DSLR camera with video function. It was clear that they were working hard on a remarkable system behind the scenes video. Sony wanted to introduce a system of video that has a high level of quality, as well as ease of use (read: fast AF). The camera Sony Alpha A55 is capable of recording Full HD video, while retaining the AF tracking technique two-way mirror. In addition, video is shown immediately through the viewfinder, something that would not be possible with a conventional mirror.

Sony Alpha 3D panoramic photo
A remarkable feature that we have run in before the system is the camera NEX sweep Panorama. I personally find a compelling feature. The ability to shoot a sweep whole scenario of canals or complete the Golden Gate Bridge in San Francisco is simply fantastic. The fact that even this is possible in 3D makes the effect even more wonderful. The huge range inspired by very creative shots of similar objects. Images can be viewed in 3D, if desired, via a compatible 3D television.

Sony Alpha A55

SLT-A55 Sony offers an integrated GPS function
If you want to do more with your images, can live it up with the built-in GPS. Sony Alpha A55 has a built-in GPS function with which pictures and videos is provided automatically with so-called geo-tags. This geographic information makes it possible to display the position which the picture or video was shot. There are several forms of free software available that can transform these geo-tag fun presentations. All pictures and videos is stored on a flash memory card. Sony Alpha A55 supports different types. The Memory Stick Pro Duo is of course still supported, but SD and SDHC format cards are also supported. Support SDXC is new, and the latest generation of SD-format have a minimum storage capacity of 48 GB in the next few years will grow at an impressive capacity of 2 TB!

Sony Alpha A55

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