应第九届欧洲照明会议的邀请,笔者飞越了森林茂密的斯堪的维亚半岛,来到了冰岛这块神奇的土地。冰岛位于大西洋北部接近北极圈的地方,属于欧洲范围,是西北欧地区的一个岛国。由于冰岛位于北半球的高纬度地区,每年的夏天,太阳总在头顶转,天还未黑,又见日出;冬天相反,太阳照射的时间非常短,人们过着漫漫长夜的生活。在这 At the invitation of the Ninth European Lighting Conference, the author flew over the lush Scandinavian Peninsula and came to this magical land in Iceland. Located in the northern part of the Atlantic near the Arctic Circle, Iceland is a European country and an island nation in the northwestern Europe. Since Iceland is located in the high latitudes of the northern hemisphere, the sun always turns overhead in the summer of every year, the sky is not dark, and sunrise is seen again. In winter, on the contrary, the time of the sun is very short and people live long nights. At this