However, the powder burning rate changed as air pressure reduced, making them erratic for the new vertical shooting.
2.
The vertical control grip was also the first to feature a slightly lowered handgrip and shutter button, for better ergonomy in vertical shooting.
3.
Like the D2X, it features a recent settings list, world time function, and modified vertical shooting buttons and CompactFlash card door opening.
4.
Also for the professional enthusiast was the vertical control grip ( VC-7 ) that replicated some basic controls for vertical shooting and extending shooting time with extra batteries.
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