Canon's flagship speedlite flash for professional photographers. Designed to enable photographers and videographers to discover new and creative ways of shooting, the Speedlite 600EX II-RT is a powerful, high-performance flash, offering ultimate lighting control, ideal for fast frame-rate shooting, such as sporting events, weddings or red carpet moments.
General
Type
E-TTL II/E-TTL autoflashShoe-mount Speedlite
Compatible cameras
Type-A EOS cameras (E-TTL II/E-TTL autoflash)Type-B EOS cameras (TTL autoflash)
Flash Head
Guide No
Approx. 60/197(at 200 mm flash coverage, ISO 100, in meters/feet)* Without bounce adapter or color filter
Flash Coverage
Supports a shooting angle of view with a lens focal length of20-200mm (with wide panel use: 14 mm)Automatic setting (Automatically sets the flash coveragedepending on the shooting angle of view and the imagesensor size.)Manual setting
Bounce
90°up, 7°down, 180°left, 180°rightDedicated bounce adapter provided
Flash duration
1/1 flash: approx. 1/890 sec.1/2 flash: approx. 1/1200sec.1/4 flash: approx. 1/2800 sec.1/8 flash: approx. 1/5600sec.1/16 flash: approx. 1/9700 sec.1/32 flash: approx. 1/15000 sec.1/64 flash: approx. 1/23000 sec.1/128 flash: approx. 1/34000 sec.
Color temperature
Flash light color temperature information transmitted to
information transmission
camera when flash is fired
Color filter
2 dedicated color filters provided
Exposure Control
Exposure control system
E-TTL II/E-TTL/TTL autoflash, Manual flash, Stroboscopicflash, Auto external flash metering, Manual external flashMetering
Effective flash range (with EF50mm f/1.4 lens at ISO 100)
Normal flash: Approx. 0.5 - 27.8 m / 1.6 - 91.2 ft.Quick flash: Approx. 0.5 - 14.8 m / 1.6 - 48.6 ft.(at Guide No. 20.8/68.2, in meters/feet)High-speed sync: Approx. 0.5 - 14.7 m / 1.6 - 48.2 ft.(at 1/250 sec.)
Flash exposure
±3 stops in 1/3- or 1/2-stop increments
Compensation
FEB
±3 stops in 1/3- or 1/2-stop increments (can be combinedwith flash exposure compensation)
FE lock
Possible with the camera's Multi-function button or FElock/AE lock buttons
High-speed sync
Possible* During radio transmission wireless shooting, high-speedsync is possible only with EOS DIGITAL cameras released inand after 2012 (except with EOS REBEL T6/1300D and EOSREBEL T5/1200D).
Manual flash
1/1 - 1/128 power (1/3-step increments)
Stroboscopic Flash
Possible (1 - 500 Hz)1 Hz to 199 Hz during optical transmission wireless shooting
Modeling flash
Fired with camera's depth-of-field preview button orSpeedlite's test flash button
Flash Recharge
Firing interval (Recycling time)
Normal flash: Approx. 0.1 - 5.5 sec.,Quick flash: Approx. 0.1 - 3.3 sec.* When using AA/LR6 alkaline batteries
Flash-ready lamp
Lights up in red: Normal flash availableLights up in green: Quick flash available
AF-Assist Beam
Method
Infrared AF-assist beam
Compatible AF system
TTL second image formation phase-difference AF1 - 65 AF points (28 mm or longer lens focal length)Supported for viewfinder shooting, and Quick mode forLive View shooting or movie shooting
Effective Distance
At center: Approx. 0.6 - 10 m / 2.0 - 32.8 ft.,At periphery: Approx. 0.6 - 5 m / 2.0 - 16.4 ft.
Radio Transmission Wireless Master/Slave Function
Frequency
2405 MHz - 2475 MHz
Modulation System
Primary modulation: OQPSK, Secondary modulation: DS-SS
Wireless Settings
Master/slave
Transmission channel
Auto, Ch. 1 - 15
Wireless radio ID
0000 - 9999
Slave unit control
Up to 5 groups (A, B, C, D, E), up to 15 units
Slave unit setting
Firing group A, B, C, D, E
Transmission distance
Approx. 30 m / 98.4 ft.When there are no obstacles or obstructions between the master and slave units with no radio interference with other devicesTransmission distance may be shorter depending on the relative positions of the units, surrounding environment, weather conditions, etc.
Flash ratio control
1:8 - 1:1 - 8:1, 1/2-step increments
Charge confirmation
Display panel (master unit): Display contents/illumination color, flash-ready lamp lights up (master unit/slave unit), beep (when C.Fn-20-1 is set on master unit/slave unit), and the AF-assist beam emitter blinks (slave unit) when fully charged
Linked Shooting
Possible
Optical Transmission Wireless Master/Slave Function
Connection method
Optical Pulse
Wireless settings
Master/Slave
Transmission Channel
Ch. 1 - 4
Slave unit control
Up to 3 groups (A, B, C)
Slave unit setting
Firing group A, B, C
Transmission distance
Indoors: approx. 0.7 - 15 m / 2.3 - 49.2 ft.,Outdoors: approx. 0.7 - 10 m / 2.3 - 32.8 ft. (at the front)
Flash ratio control
1:8 - 1:1 - 8:1, 1/2-step increments
Charge confirmation
Flash-ready lamp lights up (master unit/slave unit), beep (when C.Fn-20-1 is set on master unit/slave unit), and the AF-assist beam emitter blinks (slave unit) when fully charged
Reception angle
±40°horizontally & ±30°vertically, facing the master unit
Customisation Features
Custom functions
15 types
Personal functions
6 types
Power Source
Speedlite power source
Four AA/LR6 alkaline batteries* AA/HR6 Ni-MH batteries can be used
Number of flashes
Approx. 100 - 700 times* When using AA/LR6 alkaline batteries
Radio transmission wireless shooting time
Approx. 9 continuous hours* When Master flash firing OFF, using AA/LR6 alkaline batteries
Optical transmission wireless shooting time
Approx. 1500 times* When Master flash firing OFF, using AA/LR6 alkaline batteries
Auto power off
Power off after approx. 90 sec. of idle operation* When set as radio transmission wireless master unit, or in linked shooting: approx. 5 min.* When set as slave unit: approx. 60 min.
External power source
Compact Battery Pack CP-E4N can be used
Dimensions and Weight
Dimensions (W x H x D)
Approx. 78.7 x 143.2 x 122.7 mm / 3.10 x 5.64 x 4.83 in. (without dust- and water-resistant adapter)
Weight
Approx. 435 g / 15.34 oz. (Speedlite only, excluding batteries)
Operating Environment
Working temperature range
0°C - 45°C / 32°F - 113°F
Working humidity
85 % or less
Footnotes
Speedlite 600EX II-RT
*All specifications above are based on Canon's testing standards.*Product specifications and the exterior are subject to change without notice.
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