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What is All of the following are true for light cure composite except: and explain in detail?
In case of light cure composites, application of light source to the composite material is held at a distance of 1 mm from the tooth surface and the 1-2 mm of increments are added, bulk addition of composite is contraindicated. 
Usually, 70% of polymerization takes place during the first 10 minutes, though the polymerization reaction continues for a period of 24 hours. 
The operator is asked to wear an orange glass shield for the protection of the eyes.

Ref: Textbook of Operative Dentistry, Nisha and Amit Garg, 3rd edition, Pg no:264