List of products by author: K. Hitoshi

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  Comparison of Interior Structures in Expressway Tunnels

  Abstract: To drive safely and smoothly within a tunnel, the lighting and interior structure must be designed to convey visual information is correctly to the driver. Recently, in Japanese tunnels, white lights with high color-rendering properties have become standardized, which has contributed in improving the visual environment of the tunnel. However, the height of the interior structure of white light...

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