Nikon SB-910 Manual do Utilizador descarregar pdf (Página 6)

Preparation

A–6

About the SB-910 and This User’s Manual

Terminology

■ Default settings

Function and mode settings at the time of purchase

■ Nikon Creative Lighting System ( CLS)

A lighting system that enables various ﬂ ash photography functions with improved

communication between Nikon Speedlights and cameras

Illumination patterns ■

Control types of light falloff at edges; the SB-910 provides three illumination

patterns, standard, even and center-weighted.

■ FX format/ DX format

Nikon digital SLR camera image area types (FX format: 36 × 24, DX format:

24 × 16)

Guide number (GN) ■

The amount of light generated by a ﬂ ash unit; GN = ﬂ ash-to-subject distance

(m or ft) × aperture f-number (ISO 100)

Zoom head position ■

Position of a Speedlight zoom head; the angle of coverage changes as the zoom

head position changes.

■ Effective ﬂ ash output distance

Flash-to-subject distance with correctly adjusted ﬂ ash output

■ Effective ﬂ ash output distance range

Range of effective ﬂ ash output distance

Flash compensation ■

Intentional ﬂ ash output change to obtain the desired subject brightness

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Nikon SB-910 Manual do Utilizador Página 6