Nikon 25446 Specifications, ❚❚Nikon D90 Digital Camera

Specifications

❚❚Nikon D90 Digital Camera

Type
Type	Single-lens reflex digital camera
Lens mount	Nikon F mount (with AF coupling and AF contacts)
Effective picture angle	Approx. 1.5 × lens focal length (Nikon DX format)
Effective pixels
Effective pixels	12.3 million
Image sensor
Image sensor	23.6 × 15.8 mm CMOS sensor
Total pixels	12.9 million
Dust-reduction System	Image sensor cleaning, Image Dust Off reference data (optional
	Capture NX 2 software required)
Storage
Image size (pixels)	• 4,288 × 2,848 (L)	• 3,216 × 2,136 (M)
	• 2,144 × 1,424 (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	Can be selected from Standard, Neutral, Vivid, Monochrome, Landscape,
	Portrait; storage for up to nine custom Picture Controls
Media	SD (Secure Digital) memory cards, SDHC-compliant
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 pentaprism single-lens reflex viewfinder
Frame coverage	Approx. 96% horizontal and 96% vertical
Magnification	Approx. 0.94 × (50mm f/1.4 lens at infinity, –1.0 m–1)
Eyepoint	19.5 mm (–1.0 m–1)
Diopter adjustment	–2–+1 m–1
Focusing screen	Type B BriteView Clear Matte Mark II screen with focus frame (framing
	grid can be displayed)
Reflex mirror	Quick return
Depth-of-field preview	When depth-of-field preview button is pressed, lens aperture is stopped
	down to value selected by user (A and M modes) or by camera (other
	modes)
Lens aperture	Instant return, electronically controlled		n

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