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我觉得挺好的创意啊,上面的灯罩上应该有反光材料起汇聚作用,你用高中物理知识稍微做做光路分析就知道是完全有可能。至于你后面说的激光我觉得倒是可能有点麻烦,因为我好像只听说过激光点光源,而没有听说过天生的线光源。而且你偷换了概念,只要地面足够粗糙,即使激光有低发散性的特点,打到地上还是会散射的,这样人眼还是能从各向看到的,不然你自己可以用那种做presentation用的激光指点笔照在墙上试试。只是地上还是要有油漆斑马线,不然白天可能看不到。
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Reader Comments (Page 1 of 1)
Galland @ Nov 25th 2008 9:54PM
我觉得挺好的创意啊,上面的灯罩上应该有反光材料起汇聚作用,你用高中物理知识稍微做做光路分析就知道是完全有可能。
至于你后面说的激光我觉得倒是可能有点麻烦,因为我好像只听说过激光点光源,而没有听说过天生的线光源。
而且你偷换了概念,只要地面足够粗糙,即使激光有低发散性的特点,打到地上还是会散射的,这样人眼还是能从各向看到的,不然你自己可以用那种做presentation用的激光指点笔照在墙上试试。
只是地上还是要有油漆斑马线,不然白天可能看不到。