SOMO IR provides coating services for various infrared optics lens.
ARC, which is non-reflective coating, is applied to a variety of optics such as Chalcogenide, ZnS, and ZnSe under the MIL-C-4849A standard,
especially we provide Chalcogenide DLC coating service.

ARC(Anti-Reflection Coating)

Reliability items	Equipment/Tools	ETC
Adhesion	Test tape	Tape test
Humidity	Thermo-hygrostat	72hr, 49℃, 95-100%
Abrasion	Abrasion Tester	50 strokes with a cheesecloth

DLC(Diamond Like Carbon)

Items	Specifications	Method
Adhesion	MIL-C-48497A	Tape test
Humidity	MIL-C-48497A	72hrs, 49℃, 95-100% relative humidity
Abrasion	MIL-C-48497A	Severe, 20 strokes eraser rub test
Salt spray	MIL-C-675C	7 days salt spray fog exposure