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Explains manual symbols, camera compatibility, and usage conventions.
Identifies external parts of the Speedlite 420EX from front and back views.
Covers battery installation, mounting, wireless selector, and main switch settings.
Details high-speed sync switch, pilot lamp, test firing, and flash exposure confirmation.
Information on automatic flash coverage adjustment and AF-assist beam functionality.
Guide to using the Speedlite in fully automatic mode with Type-A cameras.
Using the Speedlite with Program, Av, Tv, and Manual modes on Type-A cameras.
Synchronizing flash with shutter speeds faster than normal sync.
Locking flash exposure and previewing lighting effects before shooting.
Guide to using the Speedlite in fully automatic mode with Type-B cameras.
Using the Speedlite with Program, Av, Tv, and Manual modes on Type-B cameras.
Techniques for bouncing flash off surfaces and adjusting flash output for better lighting.
Setting up wireless and wired systems with multiple Speedlites for advanced lighting.
Solutions for common operational issues and errors with the Speedlite 420EX.
Detailed technical specs, guide numbers, and feature availability across EOS cameras.
FCC and Industry Canada compliance statements for the device.
Essential safety guidelines and details of the product's limited warranty.
Explains manual symbols, camera compatibility, and usage conventions.
Identifies external parts of the Speedlite 420EX from front and back views.
Covers battery installation, mounting, wireless selector, and main switch settings.
Details high-speed sync switch, pilot lamp, test firing, and flash exposure confirmation.
Information on automatic flash coverage adjustment and AF-assist beam functionality.
Guide to using the Speedlite in fully automatic mode with Type-A cameras.
Using the Speedlite with Program, Av, Tv, and Manual modes on Type-A cameras.
Synchronizing flash with shutter speeds faster than normal sync.
Locking flash exposure and previewing lighting effects before shooting.
Guide to using the Speedlite in fully automatic mode with Type-B cameras.
Using the Speedlite with Program, Av, Tv, and Manual modes on Type-B cameras.
Techniques for bouncing flash off surfaces and adjusting flash output for better lighting.
Setting up wireless and wired systems with multiple Speedlites for advanced lighting.
Solutions for common operational issues and errors with the Speedlite 420EX.
Detailed technical specs, guide numbers, and feature availability across EOS cameras.
FCC and Industry Canada compliance statements for the device.
Essential safety guidelines and details of the product's limited warranty.
General| Bounce | Yes |
|---|---|
| Swivel | Yes |
| Power Source | 4 x AA batteries |
| Coverage with Wide Panel | 14mm |
| Tilt Head | Yes |
| Swivel Head | Yes |
| Off-Camera Terminal | No |
| Compatible Cameras | Canon EOS cameras |
| Guide Number | 42 (ISO 100, meters) |
| Zoom Range | 24-105mm |
| Flash Modes | E-TTL |
| Tilt Angle | Up to 90° |
| Weight | 300 g (without batteries) |
| Type | Shoe Mount |
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