Iso A Djustment - Canon T3i Manual

• ISO c hanges t he c amera's s ensi.vity t o l ight
• Press I SO b uFon a nd t urn d ial
• The h igher t he n umber t he h igher t he
sensi.vity b ut a bove 4 00 I SO y ou w ill s tart t o
see s ome i mage n oise i n t he s hadows
ISO a djustment