Nikon D7200 Product Manual - Page 302

b Metering/exposure b1 ISO sensitivity step value 1/3 step 1/2 step b2 EV steps for exposure cntrl 1/3 step 1/2 step b3 Easy exposure compensation On (Auto reset) On Off b4 Center-weighted area  6 mm  8 mm  10 mm  13 mm Average b5 Fine-tune optimal exposure Yes No (defaults to 1/3 step) Select the increments used when making adjustments to ISO sensitivity. (defaults to 1/3 step) Select the increments used when making adjustments to shutter speed, aperture, exposure and flash compensation, and bracketing. (defaults to Off) If On (Auto reset) or On is selected, exposure compensation can be adjusted in modes P and S by rotating the sub-command dial or in mode A by rotating the main command dial. (defaults to  8 mm) Choose the size of the area given the most weight in center-weighted metering. If a non-CPU lens is attached, the size of the area is fixed at 8 mm. (defaults to No) Fine-tune exposure for each metering method. Higher values produce brighter exposures, lower values darker exposures. 278