Model: FTD 7000M. Featuring a 24 -105 mm zoom range, this Promaster flash lets you widen or narrow the field of illumination according to your requirement. The auto check indicator, flash mode setting indicator, straight/bounce head flash head indicator, flash power level setting, zoom head position, auto/manual zoom,. Jan 10, 2004. Change Hard Drive Serial Number Linux. The Powershot can't use those old motor drives or the battery of 35mm manual SLR lenses, but what about your strobes? Though Metz is working on it — but maybe yes for the top-of-the-line ProMaster FTD 7000m or Sigma's new EF-500 Super)? Is it safe (yes, if you follow these steps)?

If you're using it in a fully manual mode (which it rather sounds like), the usual old-fashioned approach is to figure from the guide number, which should be available on the flash or in it's manual. Etekcity Si-7200nd Driver. The basic rule is that, for a properly exposed shot assuming direct flash illumination, the distance to the subject multiplied by the f stop should equal the guide number.