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Today, Sony launches three new DSLR products, all at once, as proof of their seriousness in the world to focus on digital imaging. Welcome to economical full frame DSLR, the Alpha 850 for $2000 and the middle-class DSLR A550/A500 price is under $1000. Alpha DSLR A850 is a professional class that is generally used in the studio. As expected, this new camera line still does not have an HD feature movie because Sony was not ready in designing the best autofocus in video mode (besides the feature movie is not necessarily required by the photographer).

Good news for lovers of full frame DSLR. When the price of Sony A900 (or full frame DSLR other brands) are still considered too high, then the A850 is there to offer an extra high resolution at a price of 24 MP $2000 only. Of course it lost the A850 burst speed and the viewfinder coverage than the A900, but both are equal in matters of censorship (Exmor) and processor (dual BIONZ) in order to ensure the quality of photos as well. For info, full frame format with a resolution of 24 MP has started a cheaper alternative for professionals who have been relying on digital-backs (medium format), with a nearly matching the quality of the camera device that hundreds of millions. As the rise of the lens, Sony offers a lens SAM 28-75mm f/2.8 constant exposure, although for full frame DSLR is more stable course Zeiss lenses.

A850 main features are:

* Full frame sensor, 24 MP
* 9 primary AF points and 10 points aid AF
* Sensor shift steady shot (not easy to know, designing a sensor system stabilizer at this size)
* 3-inch LCD size high resolution
* Top status LCD

Lack of A850 at least:

* 3 fps burst only (but at a maximum resolution of 24 MP)
* Without a built-in flash (but other brands have generally without a built-in flash)
* Without a live-view

The intermediate product A550/A500 become attractive especially for products that are categorized as A350/A380 entry-level classes are not qualified enough to compete with other brands on the middle class who are both using APS-C sensors like the Nikon D90 and Canon 500D (Sony also needs to update its A700 to compete with the Nikon D300 and Canon 50D). Sony A550 (14 MP) and A500 (12 MP) also comes with a unique Sony live view LCD screen and 3-inch folding, although the screen resolution on the A550 is much more sharp. Once again, Sony does not offer HD movie feature on the whole range DSLRnya, including in this anyarnya products. Sold 9 million A550 and A500 sold 7 million with kit lens 18-55mm.

A550/A500 main features are:

* Exmor CMOS sensor (APS-C), 1.5x crop factor
* 9 AF points and the fastest autofocus live view
* Steady shot
* LCD size folding high-resolution 3-inch
* Burst 7 fps (speed priority)

Lack of A550/A500 at least:

* No top LCD status
* AF assist lamp relies on flash

In addition Sony also launched a new fix DT lens 30mm f/2.8 macro SAM for APS-C sensor.