The GF1 is compatible with an optional Live View Finder(DMW-LVF1), which provides the full-time live view function boasting 100% field of view regardless of the lens to attach.

该GF1系列兼容可选现场取景器（地区小型- LVF1），提供全实时取景功能吹嘘100%视野，无论附加镜头。

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With the Full-time Live View function, users can see how these settings will affect the images before they shoot.

ENGADGET: Panasonic's $900 Lumix GH2 officially debuts: 16MP, 1080p movie mode, 3D interchangeable lens

While Nikon pioneered HD video in a D-SLR, Nikon is now introducing another industry first to enrich the user experience: The D3100 is the first D-SLR to implement full time AF for D-Movie video shooting and while in Live View mode.

ENGADGET: Nikon D3100 gets real, adds 1080p movie mode with continuous autofocus