Alkor Technologies Ltd

 , RU Manufacturer
CaF2, BaF2, MgF2 crystal growing. Optical components

HYPERLIGHT

 , US Manufacturer
TFLN Application-specific PICs. TFLN Packaged Modulators.

Chrystrong Photonics Technology Co., Ltd

 , CN Manufacturer
Q-switch, non-linear and laser crystals and optics, laser device packaging, laser R&D, and laser equipment.