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In!the!new!EOS!R!system!the!lens!emb od ies!new !technologies!that!combine!with!the!IS!system!in!the!
camera! to !impleme nt!an!augmented !control!over!the!im ag e!blurring!that! ca n!be!caused!by! sh akin g!and!
vibration! of! the! lens-camera! system.!!This! is! empow ered! by! an! interactive! data! communication!
between! the! two.! ! ! Within! the! lens! a! dual! gyro! sensor! system! detects! any! inadvertent! physical!
movements!of!the!system!and!this!data!is!reported !acro s s !len s-camera!communication!to!the!DIGIC!8!
processor.! ! ! At! the! same! time! the! image! sensor! is! “seeing”! any! blur! stimulated! by! these! same!
movements!and!it!also!reports!this!image !data! to!the !DIGIC!8!processor.!!These! two!data!reports!are!
algorithmically!processed!at!very!high!speed!and!a!compensation!control!signal!is!gen erated!and!sent!
back!at!high!speed!to!the!lens!to!actuate!the!IS!optical!element!that!counteracts!the!disturbance.!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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Figure&38& $ $$$$$$$The$ lens$ gyro$ sensor$ reports$ lens$ m ovem ents$ and$ the$ image$ sensor$ reports$
associated$blur$data$to$the$DIGIC$8$processor$
During!video!recording!there!is!the!added!ability!to!combine!any!optical!Image!Stabilization!in!the!lens!
with!electronic!Image!Stabilization!within!the!CMOS!image!sensor.!!!Combination!IS!adds!five!a xis!degree!
of!control! electronic!IS!at!the!image!sen sor!as! show n!in! Figure!38,!in!addition !to!the!up /d o wn,!left/right!
stabilization!typically!carried!out!in!the!lens.!!The!lens!IS!system!e x ercises!correction!in!the!Yaw,!Pitch,!
and! Roll!directions!—!see! Figure! 39.!! !!The!in-camera! stabilization!system ! exercises ! additional!control!
over!Yaw!and!Pitch!—!as!well!as!correction!in!Roll!and!the!vertical!and!horizontal!planes.$
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Figure&39$ Showing$the$five$dim e n sio n s $o f$image$stabilizat io n$c o rre ct io n$in $t h e$EOS$R$cam era$
33$
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