Canon EF 400mm F2.8L IS USM product details
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Canon EF 400mm F2.8L IS USM

Exposure Program Settings for
EF400mm f/2.8L IS USM +2x III

• Shutter speed priority AE 66.7
• Aperture-priority AE 16.7
• Manual 16.7

Shutter Speed Settings for
EF400mm f/2.8L IS USM +2x III

• 1/1000 28.6
• 1/1250 14.3
• 1/30 14.3
• 1/2000 14.3
• 1/5000 14.3
• 1/60 14.3

Aperture Settings for
EF400mm f/2.8L IS USM +2x III

• f/5.60 42.9
• f/7.10 42.9
• f/22.00 14.3

Focal Length Settings for
EF400mm f/2.8L IS USM +2x III

• 800.00 100