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... process is durable 2. Luminous uniform,high brightness,scrub the surface astigmatism design to effcetively change the light refraction angle light diffusion angle greater 3. High transmittance mask,to impro...
... is durable 2. Luminous uniform,high brightness,scrub the surface astigmatism design to effcetively change the light refraction angle light diffusion angle greater 3. High transmittance mask,to improve the e...
...,scrub the surface astigmatism design to effcetively change the light refraction angle light diffusion angle greater 3. High transmittance mask,to improve the efficiengy of light, green,energy saving 4. DOB ...