halo 4dTwo different lasers are combined in the HALO 4D. The Halo ® fractional laser delivers two different wavelengths, 1470-nm and 2940-nm simultaneously. The Dynamis Fotona 4D ® usesHalo 4 is the seventh installment of the best-selling Halo franchise. The game was developed by 343 Industries, a Microsoft owned internal development studio established for the purpose of