スクリプトリファレンス

RenderSettings.flareStrength

public static float flareStrength;

説明

シーン内のすべてのフレアの強さ

          RenderSettings.flareStrength = 0.2;

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {
    void Example() {
        RenderSettings.flareStrength = 0.2F;
    }
}

See Also: LensFlare component.