Owner's Manual

Table Of Contents
Figure!28!shows!the!MT F!curves!for!the!new!RF24-105mm!F4!L!IS!USM !on!the!left!compared!with!those!
of!two!established!EF!zoom!lenses!—!for!the!wide!end !of!the ir!resp ective !zoo m !ran g es.!!O f!spe cial!no te!
are!the!following:!
1. 10!Lp/mm!Sagittal!is!slightly!lower!than!that!of!th e!EF 24-105mm!f/4L!IS!II!USM!lens!exce p t!a t!t h e!
extreme!!corners!of!the!image!!
!
2. 10!Lp/mm!Meridional!maintains!a!higher!MTF!from!image!center!to!a!height!of!15mm!than!both!
EF!lenses!—!and!it!approximates!the!performance!of!EF24-105mm!f/4L!IS!II!USM!at!the!image!
extremity!
!
3. 30!Lp/mm!Sagittal!behavior!is!slightly!better!!out!to!an!image!height!of!15mm!than!the!EF24-
105mm!f/4L!IS!II!USM!but!is!higher!than!t h at !o f!th e !E F2 4 - 105mm!f/3.5-5.6!IS!STM!
!
4. At!image!extremity!the!RF24-105mm!F4!L!IS!USM!maintains!a!higher!Sagittal!MTF!than!both!EF!
zooms!
!
5. 30!Lp/mm!Meridional!curve!for!the!RF24-105mm!F4!L!IS!USM!is!h ig h er!f ro m !image!cen t er!t o !an !
image!h e ig ht !o f!1 5 m m!than!b ot h !E F!z o o m !lenses!and!is!equivalent!to!EF24-105mm!f/4L!IS!II!
USM!at!image!extremity!—!but!much!better!than!EF24-105mm!f/3.5-5.6!IS!STM!
&
Figure&28! Comparative$MTF$behavior$of$RF24-105mm$F4$L$IS$USM$versus$equivalent$EF$zoom$
lenses$a t$th e $w id e $a n g le$s et tin g$
25!