Flash tech data for Sony HVL-F20M

Image: Sony, used by permission
General
NameSony HVL-F20M
Release year2013
Statuscurrent
Maximum Guide Number [m]20
Guide Number at 50 mm zoom stop [m]20
Digital readyyes
Shoe typeMulti Interface
Zoom
Zoom range [mm] (with wide angle adapter)27 – 50
Manual zoom stops [mm]27, 50
Auto zoomno
Auto zoom adjustno
Tilt [degrees]0 – 75
Swivel [degrees]
Wireless flash (optical control)
Wireless flash (remote)no
Wireless flash (controller)yes
Wireless channels1
Wireless flash (radio control)
Wireless flash (remote)no
Wireless flash (controller)no
Wireless channels
Manual
Manual modeno
Manual power levels (steps)
Features
High-Speed Syncno
Wireless HSSyes
ADI supportyes
AF assist lightno
Modeling flashno
Stroboscopic flashno
White balance assistyes
Test buttonno
Custom functions
Cable socketvia FA-CS1M
LED lighting
LED intensity [lx at 1 m]
LED focal length [mm]
LED color temp. [K] (with color filter)
Accessories
Batteries2× AAA
External battery pack
Standard accessoriesshoe cap, pouch
Other optional accessories
Misc
Weather sealingno
Commentssee Flash Compendium for compatibility
Reviews & linksJason Hermann on SonyAlphaLab (full review), John Sison (video)
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