Wednesday, September 29, 2010

[photokina] Sony Unveils 7 Lens Units for NEX Mirrorless Cameras


Panasonic's "DMC-GH2" mirrorless lens-interchangeable camera

The DMC-GH2 equipped with the "Lumix G Vario HD 14-140mm F4-5.8 ASPH." zoom lens

It features an autofocus speed of 0.099 seconds.

It can be operated by using a touch panel.
Panasonic Corp unveiled the "DMC-GH2" mirrorless lens-interchangeable camera at photokina2010, one of the world's largest trade shows on cameras, which is running from Sept 21, 2010, in Cologne, Germany.
The DMC-GH2, which is a successor to the DMC-GH1, features an enhanced autofocus (AF) function and can record video with a resolution of up to 1080/24p at 24Mbps. Its recording format is AVCHD. In Japan, the camera will be released Oct 29, 2010.
Though there are no manufacturer's suggested retail prices, the expected retail price of the DMC-GH2 is ¥100,000 (approx US$1,181). And those of the "DMC-GH2K," which comes with the "Lumix G Vario 14-42mm F3.5-5.6 ASPH. Mega O.I.S." zoom lens, and the "DMC-GH2H," which is accompanied by the "Lumix G Vario HD 14-140mm F4-5.8 ASPH." zoom lens, are ¥110,000 and ¥150,000, respectively.
The autofocusing speed with the Lumix G Vario HD 14-140mm F4-5.8 ASPH. is 0.099 seconds, which is twice as fast as that of the DMC-GH1 equipped with the same lens.
"Thus far, sensors have always been driven at 60 frames per second," said Ichiro Kitao, Panasonic's digital still camera business unit director. "This time, the sensor of the DMC-GH2 is driven at 120 frames per second when used for autofocusing."
The image sensor of the DMC-GH2 is the "LiveMOS Sensor," which has a size of 4/3 inches and a pixel count of 16.05 million. To realize a pixel count larger than that of the DMC-GH1's image sensor, Panasonic scaled down the circuit for ensuring a large enough light receiving area. Compared with the DMC-GH1's sensor, the noise of the DMC-GH2's image sensor is more than 3dB lower, and its sensitivity is twice as high.
At the trade show, Panasonic also announced the details of its "3D Lens" and the roadmap for the development of interchangeable lenses.

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