Nikon D100 Product Manual - Page 206

Specifications Technical Notes-Specifications Lens servo Instant single-servo AF (S), continuous servo AF (C), manual (M); predictive focus tracking automatically activated according to subject status in single-servo and continuous-servo AF Autofocus Detection range AF-area mode Focus lock TTL phase detection by means of Nikon Multi-CAM900 autofocus module with AF-assist illuminator (range approximately 0.5 - 3 m/1´8˝-9´10˝) -1 - +19 EV (ISO 100, room temperature) Single-area AF, dynamic-area AF (supports closest-subject priority) Focus can be locked by pressing shutter-release button halfway (single-servo AF) or pressing AE-L/AF-L button Exposure Metering Three-mode through-the-lens (TTL) exposure metering Matrix 3D matrix metering supported with type G and D lenses; matrix metering available with other lens types Center-weighted Weight of 60% given to 8-mm circle in center of frame Spot Meters 3-mm circle in center of frame; with CPU lens, metered area linked to selected focus area Range (ISO 100 equivalent, 0 - 21 EV (3D matrix or center-weighted metering) f/1.4 lens, 20 °C/68 °F) 3 - 21 EV (spot metering) Exposure meter coupling CPU coupling Exposure control Exposure lock Programmed auto with flexible program; shutter-priority auto; aperture-priority auto; manual; exposure compensation (-5 - +5 EV in increments of 1/3 EV); exposure and flash bracketing (2 or 3 exposures in steps of 1/3 or 1/2 EV) Locked at detected value with AE-L/AF-L button Shutter Speed Sensitivity 194 Electronically controlled vertical-travel focal-plane shutter 30 - /1 4000 in 1/3 or 1/2 EV steps, long time-exposure (bulb) 200 - 1600 (ISO equivalent) in steps of 1/3 EV; auto gain to ISO 1600 equivalent