Nikon D3100 - Manual (Page 211)

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Specifications
❚❚Nikon D3100 Digital Camera
Type
Type Single-lens reflex digital camera
Lens mount Nikon F mount (with AF contacts)
Effective angle of view Approx. 1.5 × lens focal length (Nikon DX format)
Effective pixels
Effective pixels 14.2 million
Image sensor
Image sensor 23.1 × 15.4 mm CMOS sensor
Total pixels 14.8 million
Dust-reduction System Image sensor cleaning, Image Dust Off reference data (optional
Capture NX 2 software required)
Storage
Image size (pixels) • 4,608 × 3,072 (L) • 3,456 × 2,304 (M)
• 2,304 × 1,536 (S)
File format • NEF (RAW)
• JPEG: JPEG-Baseline compliant with fine (approx. 1 : 4), normal (approx.
1 : 8), or basic (approx. 1 : 16) compression
• NEF (RAW)+JPEG: Single photograph recorded in both NEF (RAW) and
JPEG formats
Picture Control System Standard, Neutral, Vivid, Monochrome, Portrait, Landscape; selected
Picture Control can be modified
Media SD (Secure Digital), SDHC, and SDXC memory cards
File system DCF (Design Rule for Camera File System) 2.0, DPOF (Digital Print Order
Format), Exif 2.21 (Exchangeable Image File Format for Digital Still
Cameras), PictBridge
Viewfinder
Viewfinder Eye-level pentamirror single-lens reflex viewfinder
Frame coverage Approx. 95% horizontal and 95% vertical
Magnification Approx. 0.8 × (50 mm f/1.4 lens at infinity, –1.0 m –1 )
Eyepoint 18 mm (–1.0 m –1 )
Diopter adjustment –1.7–+0.5 m –1
Focusing screen Type B BriteView Clear Matte Mark VII screen
Reflex mirror Quick return
Lens aperture Instant return, electronically controlled