beam of unpolarized light of intensity a narrow beam of unpolarised light of beam of unpolarized light a beam of unpolarized light an unpolarised beam of intensity i0 an unpolarised beam of intensity i₀ solved an unpolarized light beam with an unpolarised beam of intensity i0 is v point polarization singularity uniform intensity light beams solved an unpolarized beam of intensity uniform intensity light beams solved unpolarized light of intensity uniform intensity light beams solved an unpolarized beam of intensity solved a monochromatic laser beam of unpolarized light of intensity i0 v point polarization singularity uniform intensity light beams linbo3 crystal