| 摘要 |
A camera ( 1 ), in particular an electrically powered digital camera ( 1 ), equipped with a removable lens ( 6 ), the camera being provided with a transparent element ( 3 ) such as a thin pane of glass ( 3 ), mounted behind removable lens ( 6 ), the pane of glass ( 3 ) being mounted in such a way on camera ( 1 ) that dust particles entering lens port ( 8 ) when removable lens ( 6 ) is removed from camera ( 1 ), settle on the front of glass pane ( 3 ) and cannot enter camera ( 1 ) and settle on an image gathering element ( 2 ) which may be a digital sensor ( 2 ), camera ( 1 ) being a camera for motion such as a video camera ( 1 ) or a camera ( 1 ) for still pictures and possibly video. Glass pane ( 3 ) may be mounted on a unit behind lens ( 6 ) to seal or substantially seal camera ( 1 ) from dust entering camera ( 1 ) through lens port ( 8 ) and settling on image sensor 2. A still camera ( 1 ) may have a mirror for reflecting the image to a viewfinder system or the camera may use a "live preview" sensor with image capture without a mirror or the camera may may have a non-reflex viewfinder.
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