Koshin Kogaku Co., Ltd

Wavelength can be selected from the wavelength range of 1180-1370nm/1400-1680nm. Narrow spectrum linewidth and low RIN Customization is available: enclosing in module together with electric source and driver, multiple wavelength, etc.

Wavelength can be changed after purchasing.

We offfer a built-in type laser module for fiber-optic sinsing equipments such as OTDR systems. Wavelength is selectable in the range from O-band through L-band. We customize the product so that the light source can be embedded in another chassis. Output wavelength is customizable.