Nikon D6 Reference Manual page 464

❚❚ Flash Data
Flash data are displayed only for pictures taken with optional
flash units.
1
2
3
4
* In the case of pictures taken using TTL flash control ( 0 645), the flash
level selected by the flash unit is displayed using the equivalent manual
flash output value.
❚❚ Picture Control Data
1
* The items displayed vary with the Picture Control in effect when the
picture was taken.
412
Photo Information
Flash type
1
Remote flash control
2
Flash mode ( 0 131, 648)
3
Flash control mode ( 0 645)
4
Flash compensation ( 0 133,
653)
*
Flash level
Picture Control ( 0 125, 271)
1