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!!!!! !
Figure&42!!!!!Showing$the$ stored$ data$ files$ on$ lens$ aberrations$ and$the$real-time$ len s$operational$controls$
communication$across$to$the$DLO$engine$within$the$EOS$R$camera$
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The$DLO$system$can$implement$corrections$for$the$following$$
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1. Resolution!loss!due!to!cumulative!aberrations!
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2. Resolution!loss!due!to!diffraction!
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3. Lateral!chromatic!aberration!
The! Digital!Lens!Optimizer!is! particularly!useful!when!u sing! lenses!that!are! p rone!to!optical!distortion!or!
blur,!often!providing!substantial!improvements!in!image!quality.!
In!photographic!circles,!many!will!stop!do wn !slightly!from! ma ximu m! aperture! wh en!taking !ph otos!w ith!a!
shallow! depth! o f! field! for! a! blurry!effect,! or! for!scen es! requ iring! a!fast! shutter! speed.! This! is!done! to!
prevent! a!degradation!of!resolution!in!the!focal!area.!!When!Digital!Lens!Optimizer!is!used ,!high! image!
sharpness! with! m inim al! aberrations! can!be! achieved! even ! w ith! m aximu m ! ape rture.!!Whether! using!a!
fast! shutte r! speed! to! capture! a! special! momen t,! or! a ! sha llow! d epth! of! field! for! a! blurry! effect,! the!
desired!aperture! can! be! chosen!freely.!A! w ider! aperture! also! allows!lowering!the!ISO! speed! for! even!
better!image!quality.!
Using!a! great!depth! of!field!for!pan! focus!is! one! of! the! standard!techniques!of! photography.!But! this!
involves!a!tradeoff ,!becau se !sma ll!apertu re s !could!not!be!used!if!softening !of!the!image!cause d !by!the!
diffraction!effect!was!to!be!avoided.!!With!th e !Digital!L en s !Optimizer,!the!entire!range,!from!fully!o p e n !
to!m in im um !aperture,!can!be !used,!g iving!free! reign!to!c rea tivity.!!!!Even! at! middle! range!F-stops,!where!
image! quality! is! ge n er ally ! good,! aberratio ns ! and! diffraction! used! to! re du c e ! image! quality! to! a! certain!
extent.!Shutter!speed!can!be!at!will,!regardless!of!aperture!stop .
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