With some EF lenses, it takes long to achieve focus in AF. Or correct focus may not be achieved (EOS M3 / EOS M10)

FAQ ID: 8202268200

Release date: 07 December 2015


With the EF lenses listed below, it may take longer to achieve focus, or correct focus may not be achieved.

Product nameRemarks
EF50mm f/1.4 USM
EF50mm f/1.8 II
EF50mm f/2.5 Compact Macro
EF100mm f/2.8 Macro USM
EF75-300mm f/4-5.6 III
EF75-300mm f/4-5.6 III USM
EF15mm f/2.8 FisheyeProduction ended*
EF-S18-55mm f/3.5-5.6Production ended*
EF-S18-55mm f/3.5-5.6 IIProduction ended*
EF-S18-55mm f/3.5-5.6 USMProduction ended*
EF-S18-55mm f/3.5-5.6 II USMProduction ended*
EF20-35mm f/2.8LProduction ended*
EF22-55mm f/4-5.6 USMProduction ended*
EF24mm f/2.8Production ended*
EF28mm f/2.8Production ended*
EF28-70mm f/3.5-4.5Production ended*
EF28-70mm f/3.5-4.5 IIProduction ended*
EF28-80mm f/3.5-5.6Production ended*
EF28-80mm f/3.5-5.6IIProduction ended*
EF28-80mm f/3.5-5.6 II USMProduction ended*
EF28-80mm f/3.5-5.6 III USMProduction ended*
EF28-80mm f/3.5-5.6 IV USMProduction ended*
EF28-80mm f/3.5-5.6 V USMProduction ended*
EF28-90mm f/4-5.6Production ended*
EF28-90mm f/4-5.6 IIProduction ended*
EF28-90mm f/4-5.6 IIIProduction ended*
EF28-90mm f/4-5.6 USMProduction ended*
EF28-90mm f/4-5.6 II USMProduction ended*
EF28-105mm f/4-5.6Production ended*
EF28-105mm f/4-5.6 USMProduction ended*
EF28-200mm f/3.5-5.6Production ended*
EF28-200mm f/3.5-5.6 USMProduction ended*
EF35mm f/2Production ended*
EF35-70mm f/3.5-4.5Production ended*
EF35-70mm f/3.5-4.5AProduction ended*
EF35-80mm f/4-5.6Production ended*
EF35-80mm f/4-5.6 IIProduction ended*
EF35-80mm f/4-5.6 IIIProduction ended*
EF35-80mm f/4-5.6 USMProduction ended*
EF35-80mm f/4-5.6 PZProduction ended*
EF35-105mm f/3.5-4.5Production ended*
EF35-105mm f/4.5-5.6Production ended*
EF35-105mm f/4.5-5.6 USMProduction ended*
EF35-135mm f/3.5-4.5Production ended*
EF38-76mm f/4.5-5.6Production ended*
EF50mm f/1.8Production ended*
EF50-200mm f/3.5-4.5Production ended*
EF50-200mm f/3.5-4.5LProduction ended*
EF55-200mm f/4.5-5.6 USMProduction ended*
EF55-200mm f/4.5-5.6 II USMProduction ended*
EF70-210mm f/4Production ended*
EF75-300mm f/4-5.6Production ended*
EF75-300mm f/4-5.6 IIProduction ended*
EF75-300mm f/4-5.6 USMProduction ended*
EF75-300mm f/4-5.6 II USMProduction ended*
EF75-300mm f/4-5.6 IS USMProduction ended*
EF80-200mm f/2.8LProduction ended*
EF80-200mm f/4.5-5.6Production ended*
EF80-200mm f/4.5-5.6 IIProduction ended*
EF80-200mm f/4.5-5.6 USMProduction ended*
EF90-300mm f/4.5-5.6Production ended*
EF90-300mm f/4.5-5.6 USMProduction ended*
EF100mm f/2.8 MacroProduction ended*
EF100-200mm f/4.5AProduction ended*
EF100-300mm f/5.6Production ended*
EF100-300mm f/5.6LProduction ended*
EF135mm f/2.8 Soft FocusProduction ended*
EF400mm f/2.8L USMProduction ended*

*As of September, 2015

Applicable Models

  • EOS M10
  • EOS M3

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