ProMaster FL1 Pro (Nikon) 用户手册
28 | Firmware Upgrade and Guide Number Chart
FIRMWARE UPGRADE
The firmware of the ProMaster FL1 can be upgraded to allow compatibility with future camera
releases. For more details on the upgrade of the firmware, please contact your local dealer.
GUIDE NUMBER CHART (AT ISO 100)
Zoom Position (mm) GN - Feet GN - Meters
70
161 49
50
151 46
35
141 43
28
131 40
24
121 37
85
174 53
105
180 55