Sekonic Speedmaster L-858D Startup Manual page 12

<HSS Flash Mode/Flash Duration Analysis Mode>
[Measuring Mode
Selection screen]
No.
HSS (High Speed Synchro) flash cordless mode
Select this mode to measure the brightness of a flash activated in
HSS (High Speed Synchro) mode.
c
Detects flash brightness without meter-flash connection after
Measuring button pressed to arm meter for 90 seconds and flash
fired separately, and displays F-stop value.
HSS (High Speed Synchro) flash radio triggering mode (for RT-GX only)
Select this mode to measure the brightness of a flash activated in
HSS (High Speed Synchro) mode.
d
Detects flash brightness after Measuring button is pressed to send
radio transmitted signal to radio receiver connected to flash. Displays
F-Stop value (When a transmitter sold separately is installed).
Flash duration analysis cordless mode
Detects flash brightness without meter-flash connection after
Measuring button pressed to arm meter for 90 seconds and flash
e
fired separately, and displays flash duration time, graph of flash
wave form and F-stop value.
Flash duration analysis cord mode
Detects flash brightness with synchro cord meter-flash connection,
f
and displays flash duration time, graph of flash wave form and
F-stop value.
Flash duration analysis radio triggering mode
Detects flash brightness after Measuring button is pressed to
send radio transmitted signal to radio receiver connected to flash.
g
Displays flash duration time, graph of flash wave form and F-stop
value (When a transmitter sold separately is installed).
[HSS Flash Cordless
c
Mode Measuring screen]
c
d
e
f
g
Description of mode
Settings
Percentage
of flash
Measured
values
(F-stop values)