Specification
| Type | : | E-TTL II/E-TTL autoflash |
| Shoe-mount Speedlite | ||
| Compatible cameras | : | Type-A EOS cameras (E-TTL II/E-TTL autoflash) |
| * Autoflashis not possible when using Type-B EOS cameras. | ||
| Guide No | : | Approx. 43/141.1 (at 105 mm flash coverage, ISO 100, in meters/feet) |
| * Without color filter or bounce adapter | ||
| Flash Coverage | : | Supports a shooting angle of view with a lens focal length of 24-105 mm (with wide panel use: 14 mm) |
| • Automatic setting (Automatically sets the flash coverage depending on the shooting angle of view and the image sensor size.) | ||
| • Manual setting | ||
| Bounce | : | 90°up, 150°left, 180°right |
| Bounce adapter provided can be used | ||
| Flash duration | : | Normal flash: Approx. 1.8 msor less, Quick flash: 2.3 ms or less |
| Color temperature | : | Yes (lens shift-type), approx. 3.5-stop |
| Intelligent IS with 5-axis Advanced Dynamic IS | ||
| Color filter | : | Color filter provided can be used |
| Exposure Control | : | E-TTL II/E-TTL autoflash, manual flash |
| Flash range | : | Normal flash: Approx. 0.7 -23.6 m / 2.3 -77.4 ft. |
| Quick flash: Approx. 0.7 -13.6 m / 2.3 -44.6 ft. (at Guide No. 19.1/62.7, in meters/feet) | ||
| High-speed sync: Approx. 0.7 -12.8 m / 2.3 -42.0 ft. (at 1/250 sec.) | ||
| (with EF50mm f/1.4 lens at ISO 100) | ||
| Flash exposure compensation | : | (±3 stops in 1/3-or 1/2-stop increments |
| FE lock | : | Possible with the camera’s Multi-function button or FE lock/AE lock buttons |
| High-speed sync | : | Possible |
| * During radio transmission wireless shooting, high-speed sync is possible only with EOS DIGITAL cameras released in and after 2012 (except with EOS 1200D) | ||
| Manual flash | : | 1/1 -1/128 power (1/3-step increments) |
| Modeling flash | : | Fired with camera’s depth-of-field preview button or Speedlite’s test flash button |
| Recycling time | : | Normal flash: Approx. 0.1 -3.5 sec., |
| Quick flash: Approx. 0.1 -2.5 sec. | ||
| * When using AA/LR6 alkaline batteries | ||
| Flash-ready lamp | : | Lights up in red: normal flash available |
| Lights up in green: Quick flash available | ||
| Slave Function | : | Connection method Optical pulse |
| Wireless settings | : | Slave |
| Channel | : | Ch. 1 -4 |
| Slave unit setting | : | Firing group A, B, C |
| Reception angle | : | ±40°horizontally and ±30°vertically, facing the master unit |
| Slave flash charge indication | : | AF-assist beam emitter blinks and flash-ready lamp lights up on the slave unit |
| Custom Functions | : | 10 types |
| Personal Functions | : | 8 types |
| Radio Transmission | : | Frequency 2405 MHz -2475 MHz |
| Modulation system | : | Primary modulation: OQPSK, |
| Secondary modulation: DS-SS | ||
| Wireless settings | : | Master/slave |
| 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 devices | ||
| * Transmission 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 | : | Flash ready icon lights up on the master unit’s LCD panel, AF-assist beam emitter blinks and flash-ready lamp lights up on the slave unit |
| Linked shooting | : | Possible |
| Power Source | : | Four AA/LR6 alkaline batteries |
| * AA/HR6 Ni-MH batteries can be used | ||
| Battery life | : | Approx. 180 -1200 times |
| * When using AA/LR6 alkaline batteries | ||
| Wireless shooting time | : | Approx. 9 continuous hours |
| * 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. | ||
| Dimensions (WxHxD) | : | Approx. 70.5 x 113.8 x 98.2 mm / 2.78 x 4.48 x 3.87 in. |
| Weight | : | Approx. 295 g / 10.41 oz. (Speedliteonly, excluding batteries) |
| Working temperature | : | 0 °C -45 °C / 32 °F -113 °F |
| Working humidity | : | 85 % or less |
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