ThinkTank EP-CMIII Eyepiece all Canon Mark III

EP-CMIII is required to use any of the Hydrophobia rain covers with the Canon EOS 1D Mark IV, 1D Mark III, and 1Ds Mark III

• Compatible with:
• EOS 1D Mk IV
• EOS 1Ds Mk III
• EOS 1D Mk III
• Olympus E3
• Olympus E30
• Hydrophobia 300-600 V2.0
• Hydrophobia 70-200
• Hydrophobia Flash 70-200
• Technical Specifications:
• No Rhetoric Warranty Policy
• custom computer numerically controlled (CNC) machined, high-density foam padding.