Before using this product:
Please read this user manual carefully in order to ensure your safety
and the proper operation of this product. Keep for future reference.
Foreword
For Your Safety
Thank you for purchasing this product.
This TT350O camera flash applies to Olympus/Panasonic series
cameras and is compatible with TTL autoflash. With this TTL
compatible flash, your shooting will become simpler. You can easily
achieve a correct flash exposure even in complex light-changing
environments. This camera flash features:
● GN36 (m ISO 100, @105mm).
● Fully support Olympus/Panasonic TTL camera flash. Workable as
Master or Slave unit in a wireless flash group.
● With built-in 2.4GHz wireless remote system to support
transmitting and receiving.
● Provided multiple functions, include manual flash, multi flash, HSS
(up to 1/8000s), second curtain sync, FEC, etc.
● Support with firmware upgrade.
Always keep this product dry. Do not use in rain or in damp
conditions.
This product contains high-voltage electronic parts. Touching
the high-voltage circuit inside it may result in electric shock. Do
not disassemble. Should repairs become necessary, this
product must be sent to an authorized maintenance center.
Stop using this product if it breaks open due to extrusion, falling
or strong hit. Otherwise, electric shock may occur if you touch
the electronic parts inside it.
Do not fire the flash directly into the eyes (especially those of
babies) within short distances. Otherwise visual impairment
may occur. When taking pictures for babies, keep the flash unit
at least 1 meter (3.3 feet) away from them. Using bounce flash
to reduce light intensity is also recommended.
Do not use the flash unit in the presence of flammable gases,
chemicals and other similar materials. In certain circumstances,
these materials may be sensitive to the strong light emitting
from this flash unit and fire or electromagnetic interference may
result.
Do not leave or store the flash unit in places where the ambient
temperature reads over 50°C (e.g. in automobile). Otherwise
the electronic parts may be damaged.
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E l e c t r o n i c C a m e r a F l a s h
Thinklite TTL Camera Flash
Conventions used in this Manual
● This manual is based on the assumption that both the camera and
camera flash’s power switches are powered on.
● Reference page numbers are indicated by “p.**”.
● The following alert symbols are used in this manual:
The Caution symbol gives supplemental information.
The Note symbol indicates a warning to prevent shooting
problem.
Contents
Foreword
25
For Your Safety
26
Name of Parts
29
Body
Control Panel
LCD Panel
What's in the Box of TT350O?
Separately Sold Accessories
Attaching to a Camera
31
Power Management
32
Flash Mode: TTL Autoflash
32
FEC (Flash Exposure Compensation)
High-Speed Sync
Second-Curtain Sync
Flash Mode – M: Manual Flash
34
Flash Mode – Multi: Stroboscopic Flash
35
Wireless Flash Shooting: Radio (2.4G) Transmission
36
Wireless Settings
Setting Master Unit’s Flash Mode
Setting the Communication Channel
TTL: Fully Automatic Wireless Flash Shooting
M: Wireless Flash Shooting with Manual Flash
Multi: Wireless Flash Shooting with Manual Flash
Other Applications
41
Bounce Flash
Creating a Catchlight
ZOOM: Setting the Flash Coverage and Using the Wide Panel
Low Battery Indicator
C.Fn: Setting Custom Functions
43
Protection Function
44
Firmware Upgrade
45
Technical Data
45
Troubleshooting
47
Compatible Camera Models
48
Maintenance
48
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MODE ZOOMSYNC SLAVE
SET
Name of Parts
01
02
● LCD Panel
(1) TTL Autoflash
Zoom : zoom display (Page 42)
TTL : TTLautoflash
Focus length (Page 42)
● Body
01. Catchlight Panel
02. Built-in Wide Panel
03. Flash Head
04. Optic Control Sensor
05. Hotshoe
11
10
16
15
● Control Panel
10. <MODE>Mode Selection Button
11. <ZOOM>Zoom Selection Button
12.<SYNC>High-Speed Sync Button
13. <SLAVE> S1/S2 Optic Slave
Triggering Selection Button
(in non-wireless mode)
14. < > Power Switch
15. < > Test Button / Flash Ready
Indicator.
16. < >Custom Function Setting
Button (reusable button, long
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08
06
09
07
06. LCD Panel
07. Lock Ring
08. Battery Compartment
09. USB Port
03
04
05
12
13
18
17
14
19
20
: Flash exposure
compensation (Page 33)
(2)M Manual Flash
(3)Multi Flash
(4)Radio Transmission Shooting
● Master Unit
Firing group
Master
Flash exposure
compensation amount
M : Manual flash
Manual flash output
Multi : Stroboscopic flash
Number of flashes
Flash frequency
Flash mode
Channel
press for 2 seconds)
17.< > Wireless Selection
Button (reusable button, long
press for 2 seconds)
● Slave Unit
18. <GR/CH> Group/Channel Button
(reusable button, in wireless
mode)
19. Select Dial
20.<SET> Set Button
Slave
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