132Setup The Shooting MenuMultiple ExposureCreate a single photograph from two to ten exposures.See “Reference: Image Overlay and Multiple Exposure” (86).Interval Timer ShootingTake photographs automatically at pre-selected intervals.See “Reference: Interval Timer Photography” ( 89).Non-CPU Lens DataSpecifying the focal length and maximum aperture allowssuch features as color matrix metering, aperture valuedisplay, and balanced fill fl ash to be used with non-CPUlenses. See “Reference: Non-CPU Lenses” ( 93).Image OverlayCreate a new image by superimposing two existing RAWphotographs. The RAW photographs must have been cre-ated using the D200 and be on the same memory card.See “Reference: Image Overlay and Multiple Exposure” (84).ISO SensitivityISO sensitivity can be increased from the default value(100). ISO sensitivities over 1600 are only available whenCustom Setting b1 (ISO Auto) is off. See “Reference: Sen-sitivity (ISO Equivalency)” ( 33).