Canon MT-26EX-RT Macro Twin Lite - Manual (Page 60)

60
' Radio Transmission Wireless Multiple Flash Photography
Advanced Multiple Flash Photography in a Different Flash
Mode for Each Group
(p.78)
Wireless multiple flash shooting using radio transmission has
advantages over wireless multiple flash shooting using optical
transmission, such as being less affected by obstacles and not having
to point the slave unit’s wireless sensor toward the master unit. The
main functional differences are as follows.
* Some restrictions apply depending on the camera used. See p.62, 78.
Difference between Radio Transmission and Optical
Transmission
Function Radio Transmission Optical Transmission
Transmission distance Approx. 10 m / 32.8 ft.
Approx. 0.2 - 10 m /
0.7 - 32.8 ft. (indoors)
Firing group control
Up to 5 groups*
(A, B, C, D, E)
Up to 3 groups
(A, B, C)
Slave unit control Up to 15 units No restriction
Channel Auto, Ch. 1 - 15 Ch. 1 - 4
Wireless radio ID 0000 - 9999 -
A
B
C
E
D
Manual Flash
Manual Flash
E-TTL II
E-TTL II
Manual Flash
* The flash mode settings are indicated only as an example.
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