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Newport offers a wide variety of standard opal optical disk diffusers and light shaping diffusers for various wavelength regimes to improve the uniformity of a light source. The offerings include narrow diffusers mostly used in LED and LD homogenization, medium and wide diffusers for ring lights, back lights and rear display screens. These diffusers are offered at many diffusin angles to provide the best performance to smooth and homogenize the hot spots and uneven light distribution.