Nikon D5 100th Anniversary Edition User Manual - Page 487

Exposure Metering TTL exposure metering using RGB sensor with approximately 180K (180,000) pixels Metering method • Matrix: 3D color matrix metering III (type G, E, and D lenses); color matrix metering III (other CPU lenses); color matrix metering available with non-CPU lenses if user provides lens data • Center-weighted: Weight of 75% given to 12 mm circle in center of frame. Diameter of circle can be changed to 8, 15, or 20 mm, or weighting can be based on average of entire frame (non-CPU lenses use 12-mm circle) • Spot: Meters 4 mm circle (about 1.5% of frame) centered on selected focus point (on center focus point when non-CPU lens is used) • Highlight-weighted: Available with type G, E, and D lenses Range (ISO 100, f/1.4 lens, 20 °C/68 °F) • Matrix or center-weighted metering: -3-+20 EV • Spot metering: 2-20 EV • Highlight-weighted metering: 0-20 EV Exposure meter coupling Combined CPU and AI Exposure mode Programmed auto with flexible program (P); shutterpriority auto (S); aperture-priority auto (A); manual (M) Exposure compensation -5 - +5 EV in increments of 1/3, 1/2, or 1 EV Exposure lock Luminosity locked at detected value ISO sensitivity (Recommended Exposure Index) ISO 100 - 102400 in steps of 1/3, 1/2, or 1 EV. Can also be set to approx. 0.3, 0.5, 0.7, or 1 EV (ISO 50 equivalent) below ISO 100 or to approx. 0.3, 0.5, 0.7, 1, 2, 3, 4, or 5 EV (ISO 3280000 equivalent) above ISO 102400; auto ISO sensitivity control available Active D-Lighting Can be selected from Auto, Extra high +2/+1, High, Normal, Low, or Off n 463