遮光罩内直径:168MM,遮光罩外直径:175MM
通光口:150MM
巴德膜价格:(另配)
3.8/5.0巴德膜,面积:10X10CM 价格:30元,适合通光孔:80CM直径以下
3.8/5.0巴德膜,面积:15X15CM 价格:50元,适合通光孔:13CM直径以下
3.8/5.0巴德膜,面积:20X20CM 价格:90元,适合通光孔:18CM直径以下
3.8/5.0巴德膜,面积:25X25CM 价格:150元,适合通光孔:23CM直径以下
3.8/5.0巴德膜,面积:30X30CM 价格:200元,适合通光孔:28CM直径以下
下面以:小黑炮90500产品的制作为例(巴德膜需同好自已沾)
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请注意,一定不要再用这样的太阳滤光镜,危险.
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原文引用于牧夫:
http://www.astronomy.com.cn/bbs/thread-189502-1-1.html
这样的情况,相当多,注意!!