Video Image Area Options
The image area for videos can be selected using [] > [] in the video recording menu. The crop used for filming video varies with the option selected. Regardless of the option selected, the aspect ratio is 16:9.
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Select [] to shoot videos in what is referred to as “FX-based video format”, [] to shoot in “DX-based video format”.
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The image area for videos recorded with [] or [] selected for [] in the video recording menu is determined by the option chosen for []. The option selected for [] > [] in the video recording menu does not apply.
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Selecting [] for [] or mounting a DX lens on the camera with [], [], [], or [] chosen for [] increases the apparent focal length by approximately 2.3× when compared to FX format.
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The option currently selected is shown by an icon in the display. If [] is chosen for [] > [] in the video recording menu, an image-area icon will flash in the shooting display when the DX or 2.3× crop is selected.
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The sizes of the different crops are shown below.
Format
Size
FX-based video format
Approx. 35.9 × 20.2 mm
DX-based video format
Approx. 23.5 × 13.2 mm
2.3×
Approx. 16.7 × 9.4 mm
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DX-based video format is selected automatically when a DX lens is attached.
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When 7680 × 4320 is selected for frame size, image area is fixed at []. The frame size changes to 3840 × 2160 when a DX lens is attached.
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Selecting [] for [] in the video recording menu reduces the size of the crop.