Canon 580EX Speedlite

The 580EX Speedlite Flash is powerful, fast, flexible and quiet. If you are using it on-camera or with optical remote wireless control, there isn't anything better. This 580EX recycles fast.

Canon Speedlite 580EX: An Overview

The Canon Speedlite 580EX is a powerful and versatile external flash unit designed specifically for Canon EOS cameras. Whether you're a professional photographer or an enthusiastic hobbyist, this flash can significantly enhance your photography by providing additional light in various situations. Here's what you need to know:

1. Physical Characteristics:

   • Weight: The 580EX weighs approximately 375 grams, making it relatively lightweight for its capabilities.
   • Dimensions: It measures 76 x 134 x 114 millimeters, which strikes a good balance between portability and functionality.

2. Guide Number:

   • The guide number is a critical specification for any flash unit. The Canon Speedlite 580EX boasts an impressive guide number of 58 meters when set at a 35mm zoom and ISO 100. This value indicates the flash's maximum range under ideal conditions.

3. Recycling Time:

   • Speed matters, especially when capturing fast-paced moments. The 580EX has an approximate recycling time of just 0.1 seconds. This rapid recycle time ensures that you won't miss crucial shots due to waiting for the flash to recharge.

4. Operating Modes:

   • The 580EX offers several operating modes:
     • E-TTL Automatic Mode: In this mode, the flash uses the camera's light meter to automatically control flash output and exposure. It's great for situations where you want the flash to adapt to changing lighting conditions.
     • Manual Mode: Here, you have full control over flash power. Adjust it manually based on your creative vision or specific lighting requirements.
     • Multi (Stroboscopic) Mode: This mode allows you to create multiple flash bursts during a single exposure, which can be artistic and fun.

5. Custom Functions:

   • The 580EX II includes 14 custom functions (C. Fn-00 to C. Fn-13). These functions allow you to customize various settings, such as flash exposure compensation, flash zoom, and wireless options.
   • For instance, you can change the default distance indicator from meters to feet by adjusting C. Fn-00.

6. Zoom Functionality:

   • The flash coverage angle can be adjusted manually using the Zoom/Wireless Select Button. Alternatively, the flash will automatically adjust its coverage based on your lens' focal length.
   • Speaking of wireless options, the 580EX II can wirelessly control other Speedlites, making it a valuable tool for off-camera lighting setups.

7. Display and Controls:

   • The back of the flash features an illuminated display. Press the Display Illuminator/Custom Function Button to light it up.
   • The High-Speed Sync and Shutter Curtain Sync options are accessible via dedicated buttons.
   • The Select Dial allows you to scroll through options within a feature set, while the Select/Set Button lets you cycle through specific settings.

8. Exposure Compensation:

   • You can adjust flash exposure compensation (FEC) in 1/3-stop increments up to ±3 stops. This feature is particularly useful when you want to fine-tune the flash output.

9. Master and Slave Capabilities:

   • The 580EX II can serve as a master unit or a slave unit in a wireless, multiple-Speedlite system. This flexibility opens up creative possibilities for advanced lighting setups.

10. Build Quality:

    • The 580EX II is well-built, with robust materials that withstand the rigors of professional use.
    • Its swiveling head allows you to bounce the flash off walls or ceilings for softer, more natural lighting.

In summary, the Canon Speedlite 580EX II is a reliable workhorse that combines power, versatility, and ease of use. Whether you're shooting weddings, events, or studio portraits, this flash will be a valuable addition to your gear bag.