HVL-F28RMA.CE7
General
Type: Automatic electronic flash (clip-type) with pre-flash power metering
Mount type: Multi-interface shoe
Power supply: Two AA alkaline batteries or Ni-MH batteries
Dimensions (approx.): 65.1 x 83.5 x 91.4 mm
Weight: 219 g (main unit only)
Flash head (light emitting unit)
Maximum guide number: 28 (flash coverage 50 mm, ISO100 m )
Flash coverage: 50 mm, the angle of view at focal length 24 mm is also covered by the wide-angle panel
Flash mode: TTL/MANUAL/MULTI
Flash duration (approx.): Within 1.6 ms (1/1 Manual)
Color temperature (approx.): 550 K
Frequency (approx.): 0.1 - 6.4 seconds (battery alkaline) / 0.1 - 4.1 seconds (Ni-MH battery)
Repetitions (approx.): Over 110 times (alkaline battery) / Over 130 times (Ni-MH battery)
Continuous flash performance: 40 flashes at 10 flashes per second
Bounce flash: Yes
Bounce angle: High 120 degrees (0 degrees/ 20 degrees/ 40 degrees/ 60 degrees/ 80 degrees/ 120 degrees)
Test flash: Yes
Flash control: Flash control using pre-flash (P-TTL/ADI)
Flash compensation: Yes
Power switching: 25 levels (1/1-1/256) in 1/3 steps
High-speed sync (HSS): Yes
Modeling flash: Yes
Built-in wide panel: Yes (24 mm)
Built-in reflector: Yes
Wireless function radio-controlled
Radio-controlled wireless flash: Yes (Remote control/receiver)
Frequencies: 2.4GHz band
Channels: 14 channels (auto/manual)
Communication distance (approx.): 35m
Groups: 3 groups (TTL/MANUAL), 5 groups (group flash photo)
Maximum flash units: 15 units
Lighting ratio control: 3 groups (TTL)
Type: Automatic electronic flash (clip-type) with pre-flash power metering
Mount type: Multi-interface shoe
Power supply: Two AA alkaline batteries or Ni-MH batteries
Dimensions (approx.): 65.1 x 83.5 x 91.4 mm
Weight: 219 g (main unit only)
Flash head (light emitting unit)
Maximum guide number: 28 (flash coverage 50 mm, ISO100 m )
Flash coverage: 50 mm, the angle of view at focal length 24 mm is also covered by the wide-angle panel
Flash mode: TTL/MANUAL/MULTI
Flash duration (approx.): Within 1.6 ms (1/1 Manual)
Color temperature (approx.): 550 K
Frequency (approx.): 0.1 - 6.4 seconds (battery alkaline) / 0.1 - 4.1 seconds (Ni-MH battery)
Repetitions (approx.): Over 110 times (alkaline battery) / Over 130 times (Ni-MH battery)
Continuous flash performance: 40 flashes at 10 flashes per second
Bounce flash: Yes
Bounce angle: High 120 degrees (0 degrees/ 20 degrees/ 40 degrees/ 60 degrees/ 80 degrees/ 120 degrees)
Test flash: Yes
Flash control: Flash control using pre-flash (P-TTL/ADI)
Flash compensation: Yes
Power switching: 25 levels (1/1-1/256) in 1/3 steps
High-speed sync (HSS): Yes
Modeling flash: Yes
Built-in wide panel: Yes (24 mm)
Built-in reflector: Yes
Wireless function radio-controlled
Radio-controlled wireless flash: Yes (Remote control/receiver)
Frequencies: 2.4GHz band
Channels: 14 channels (auto/manual)
Communication distance (approx.): 35m
Groups: 3 groups (TTL/MANUAL), 5 groups (group flash photo)
Maximum flash units: 15 units
Lighting ratio control: 3 groups (TTL)



