1500万像素！尼康D400单反新品传言再起

该产品的传闻中的具体参数为：

* New 14.8 megapixel DX format CMOS sensor effective 14.3 megapixel

* Self-cleaning sensor unit (low-pass filter vibration)

* ISO 100 - 6400 (with boost up to ISO 25600 and down to ISO 50)

* 14-bit A/D conversion

* Movie capture at up to 1080p 24 fps with stereo sound

* Nikon EXPEED Plus image processor 30% faster than previous EXPEED image processor

* Super fast operation (power-up 13 ms, shutter lag 40 ms, black-out 90 ms)

* Kevlar / carbon fibre composite shutter with 200,000 exposure durability

* Multi-CAM3500DX Auto Focus sensor (51-point, 15 cross-type, more vertical coverage)

* Auto-focus tracking by color (using information from 1005-pixel AE sensor)

* Auto-focus calibration (fine-tuning) now available (fixed body or up to 20 separate lens settings)

* Vignetting control in-camera

* Automatic chromatic aberration correction

* Custom image parameters now support brightness as well as contrast

* Seven frames per second continuous shooting (nine frames per second with battery pack)

* 3.0″ 922,000 pixel LCD monitor

* Live View with either phase detect (mirror up/down) or contrast-detect AF, face detection

* ‘Active D-Lighting’ (adjusts metering as well as applying D-Lighting curve)

* Detailed ‘Control Panel’ type display on LCD monitor, changes color in darkness

* Buttons sealed against moisture

* Same ultra-fast startup and shutter lag as D700（报价 参数 图片 评测）

* Scene Recognition System (uses AE sensor, AF sensor)

* Picture Control image parameter presets

* UDMA compatible single CF card slot

* Virtual horizon indicates if camera is level (like an aircraft cockpit display)

* Extensive in-camera retouching

* HDMI HD video output

* Magnesium alloy body with connections and buttons sealed against moisture

我们可以看到：它的外观与尼康D300（报价 参数 图片 评测）相仿，机身背面设计了3.0英寸92万像素LCD屏，感光元件采用了1480万像素的APS-C尺寸感光元件，连拍速度似乎可以达到了6.5张每秒。而且，似乎该产品也加入了1080P拍摄分辨率的高清视频节目，与目前佳能的无敌兔完全一致。

从产品的外观以及尼康发布新品周期（D3（报价 参数 图片 评测）00已经发售一年有余，而且近期降价甩货）的这些因素上看，2009年PMA大展（2月份）D400发布的可能性较高。