Canon EF 24-105mm f/3.5-5.6 IS Camera Lens User Manual


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3. During initial reset
WhenthecameraisONorwhenthecameraisturnedONbypressingtheshutterbuttonhalfwaydownwhenthe
cameraisOFFduetotheuseoftheautopowerofffunction*
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,thelensperformsaninitialresetofthefocuslens.*
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● Althoughtheimageintheviewnderwillappearoutoffocusduringtheinitialreset,thisdoesnotmeanthatthe
lens has malfunctioned.
● Althoughtheshuttercanbereleasedduringtheinitialreset,usersmustwaitapproximately1second*
3
after the
initial reset has completed before shooting.
*1:NotapplicabletothefollowingEOScameramodels:
EOSREBELT5i/700D,EOSREBELSL1/100D,EOSREBELT4i/650D
*2:Withsomecameras,thelensmayperformaninitialresetinordertoimprovelensperformanceevenattimes
other than described in this section.
*3: The initial reset time varies depending on camera being used.
When using the lens with lm-based SLR cameras
● Thedrivespeedofthefocuslenswillbeslowerthanwhenthelensisusedwithadigitalcamera.
● Imageswillappearoutoffocuswhenusingthecamera’sinternalashwhileitischargingorwhenzooming
during exposure for still images.
● EvenwhenthecameraisON,imagesmayappearoutoffocuswhenzooming.Ifthisoccurs,presstheshutter
buttonhalfwaywhilezooming.
● AfterfocusinginONESHOTAFmodeandzoomingbyholdingtheshutterbuttonhalfway,thecameramay
indicate that the AF mode has been changed to manual focus (MF) mode.
● Duringcontinuousshooting,zoomingmayslowdownshootingspeed.
● Therearesomecaseswhenusersmustwaitapproximately1secondafterzoomingbeforetheautofocuswill
function.
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