Designed to match with the EOS-1D Mark III & EOS-1Ds Mark III in terms of improved dust- and water-resistance, body strength they introduce the ability to control flash functions and settings from the camera menu (EOS-1D Mark III and subsequent models only). Other features include improved communication reliability through its direct contacts, and recycling time is both 20% shorter than the 580EX and is completely inaudible.
- Approx. 20% faster recycling time compared to 580EX
- Superior build quality, including a metal foot for higher rigidity
- Max. Guide No. 58 at 105mm setting (GN 190, feet)
- Auto conversion of flash coverage with compatible digital SLR cameras
- White Balance info communicated instantly to compatible digital SLR cameras
- Full swivel, 180° in either direction
- AF-assist beam, compatible with all AiAF points on every EOS SLR
- Dust- and water- resistance to match the EOS-1D Mark III & EOS-1Ds Mark III