The invention discloses a polarization independent tunable filter based on Mach-Zehdner Interferometer (MZI). The polarization independent tunable filter includes hybrid 3 desibel primary coupler, a non 3 desibel secondary coupler, a polarization…

White pepper decorticator is designed to expedite the process of removing shells from the pepper berries in producing white pepper. It consists of a hopper, a rubbing mechanism that comprises of two discs, a vibration sifter for the separation…

The present invention discloses an incinerator for disposing of a shredded Quranic document comprises: a cylindrical combustion chamber with an opening at its top and a generally frustoconical section at its bottom end; a slot beneath the…