Keywords optical dielectric thin film;ultrashort pulse;quarter-wave thin film;weighting factor;reflection delay;laser induced damage;damage threshold;distribution of temperature rise;phase distortion;

• 光学介质薄膜;超短脉冲;四分之一波长膜;权重因子;反射时延;激光损伤;破坏阈值;温升分布;相位畸变;