HaphiT provides passive fiber components, specially with singlemode (SM) Fiber, polarization maitaining (PM) fiber , multimode (MM) fiber and Large mode area (LMA) fiber to use in lower continuous wave (CW) power , high continuous wave power and high peak pulse power, in applicartion of telecommunication, lasers, labs, sensing, etc. Includes Wavelength Division Multiplex (WDM) Filter, Bandpass Filter, Coupler and splitter, combiner, pump laser protector, Hybrids, Isolator, Circulator, polariztio