Nikon DX format
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The Nikon DX format is an alternative name used by Nikon corporation for APS-C image sensor format being approximately 24x16 mm. Its dimensions are about 2⁄3 those of the 35mm format. The format was c
CMOS image sensor of the Nikon D90
The Nikon D40 is a DX-format camera. Here, the DX-sized image sensor is exposed.
Vignetting produced by using a DX-format lens on a full-sized 35mm frame.
Nikkor DX lenses are marked with the DX logo.
APS-C
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Advanced Photo System type-C is an image sensor format approximately equivalent in size to the Advanced Photo System film negative in its C format, of 25.1×16.7 mm, an aspect ratio of 3:2 and Ø 30.15
Nikon DX format
…The Nikon DX format is an alternative name used by Nikon corporation for APS-C image sensor format being approximately 24x16 mm. Its dimensions are about 2⁄3 (29 mm vs 43 mm diagonal, approx.) those of the 35mm format. The format…
Canon EF-S lens is compatible with Canon's APS-C digital SLRs