Composite Curing:-
● Maximum thickness is 2 mm
● Curing tip ー should almost touch ー or at least 1 mm distance*
● Blue colour ー 475 nm
● If laser ー argon laser
● Light ー complication ー can cause retinal damage
● Must give eye protective glasses for cataract patients, eye treated patients

Shade Selection
● Done before starting, before rubber dam
● Dental chair light should be off
● Cure with selected shade first
● If patient comes back after 2 days with complaint of :
○ Darker shade ー due to improper polishing, rough surface takes up stains
○ Lighter shade ー improper curing / polymerisation